حمّل تطبيق منهاجي الجديد

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  إجابات كتاب التمارين

إجابات كتاب التمارين

التكامل غير المحدود

أجد كلاً من التكاملات الآتية:

begin mathsize 20px style integral left parenthesis 4 x plus 2 right parenthesis d x end style (1)

begin mathsize 20px style integral left parenthesis 4 x plus 2 right parenthesis d x equals 2 x squared plus 2 x plus C end style

begin mathsize 20px style integral 2 x to the power of negative 4 end exponent d x end style (2)

begin mathsize 20px style integral 2 x to the power of negative 4 end exponent d x equals negative fraction numerator 2 over denominator 3 x cubed end fraction plus C end style

begin mathsize 20px style integral left parenthesis 6 x squared minus 4 x right parenthesis d x end style (3)

begin mathsize 20px style integral left parenthesis 6 x squared minus 4 x right parenthesis d x equals 2 x cubed minus 2 x squared plus C end style

begin mathsize 20px style integral left parenthesis 3 minus x minus 2 x to the power of 5 right parenthesis d x end style (4)

begin mathsize 20px style integral left parenthesis 3 minus x minus 2 x to the power of 5 right parenthesis d x equals 3 x minus 1 half x squared minus 1 third x to the power of 6 plus C end style

begin mathsize 20px style integral left parenthesis x to the power of negative 2 end exponent plus x to the power of 5 divided by 2 end exponent right parenthesis d x end style (5)

begin mathsize 20px style integral left parenthesis x to the power of negative 2 end exponent plus x to the power of 5 over 2 end exponent right parenthesis d x equals negative x to the power of negative 1 end exponent plus 2 over 7 x to the power of 7 over 2 end exponent plus C end style

begin mathsize 20px style integral left parenthesis 3 x squared minus 2 over x squared right parenthesis d x end style (6)

begin mathsize 20px style integral left parenthesis 3 x squared minus 2 over x squared right parenthesis d x equals x cubed plus 2 over x plus C end style

begin mathsize 20px style integral left parenthesis 3 x to the power of negative 2 end exponent plus 6 x to the power of negative 1 divided by 2 end exponent plus x minus 4 right parenthesis d x end style (7)

begin mathsize 20px style integral left parenthesis 3 x to the power of negative 2 end exponent plus 6 x to the power of negative 1 half end exponent plus x minus 4 right parenthesis d x equals negative 3 x to the power of negative 1 end exponent plus 12 x to the power of 1 half end exponent plus 1 half x squared minus 4 x plus C end style

begin mathsize 20px style integral left parenthesis 10 x to the power of 4 plus 8 x to the power of negative 3 end exponent right parenthesis d x end style (8)

begin mathsize 20px style integral left parenthesis 10 x to the power of 4 plus 8 x to the power of negative 3 end exponent right parenthesis d x equals 2 x to the power of 5 minus 4 x to the power of negative 2 end exponent plus C end style

begin mathsize 20px style integral left parenthesis 2 over x cubed minus 3 square root of x right parenthesis d x end style (9)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral left parenthesis 2 over x cubed minus 3 square root of x right parenthesis d x end cell cell equals integral left parenthesis 2 x to the power of negative 3 end exponent minus 3 x to the power of 1 half end exponent right parenthesis d x end cell row blank cell equals negative x to the power of negative 2 end exponent minus 2 x to the power of 3 over 2 end exponent plus C end cell row blank cell equals negative 1 over x squared minus 2 square root of x cubed end root plus C end cell end table end style

begin mathsize 20px style integral left parenthesis 8 x cubed plus 6 x minus fraction numerator 4 over denominator square root of x end fraction right parenthesis d x end style (10)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral left parenthesis 8 x cubed plus 6 x minus fraction numerator 4 over denominator square root of x end fraction right parenthesis d x end cell cell equals integral left parenthesis 8 x cubed plus 6 x minus 4 x to the power of negative 1 half end exponent right parenthesis d x end cell row blank cell equals 2 x to the power of 4 plus 3 x squared minus 8 x to the power of 1 half end exponent plus C end cell row blank cell equals 2 x to the power of 4 plus 3 x squared minus 8 square root of x plus C end cell end table end style

begin mathsize 20px style integral left parenthesis 7 over x squared plus cube root of x to the power of 4 end root right parenthesis d x end style (11)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral left parenthesis 7 over x squared plus cube root of x to the power of 4 end root right parenthesis d x end cell cell equals integral left parenthesis 7 x to the power of negative 2 end exponent plus x to the power of 4 over 3 end exponent right parenthesis d x end cell row blank cell equals negative 7 x to the power of negative 1 end exponent plus 3 over 7 x to the power of 7 over 3 end exponent plus C end cell row blank cell equals negative 7 over x plus 3 over 7 cube root of x to the power of 7 end root plus C end cell end table end style

begin mathsize 20px style integral left parenthesis x squared over 3 plus 3 over x squared right parenthesis d x end style (12)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral left parenthesis x squared over 3 plus 3 over x squared right parenthesis d x end cell cell equals integral left parenthesis 1 third x squared plus 3 x to the power of negative 2 end exponent right parenthesis d x end cell row blank cell equals 1 over 9 x cubed minus 3 x to the power of negative 1 end exponent plus C end cell row blank cell equals 1 over 9 x cubed minus 3 over x plus C end cell end table end style

أجد كلاً من التكاملات الآتية:

begin mathsize 20px style integral fraction numerator 4 plus 2 square root of x over denominator x squared end fraction d x end style (13)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator 4 plus 2 square root of x over denominator x squared end fraction d x end cell cell equals integral left parenthesis 4 over x squared plus fraction numerator 2 square root of x over denominator x squared end fraction right parenthesis d x end cell row blank cell equals integral left parenthesis 4 x to the power of negative 2 end exponent plus 2 x to the power of negative 3 over 2 end exponent right parenthesis d x end cell row blank cell equals negative 4 x to the power of negative 1 end exponent minus 4 x to the power of negative 1 half end exponent plus C end cell row blank cell equals negative 4 over x minus fraction numerator 4 over denominator square root of x end fraction plus C end cell end table end style

begin mathsize 20px style integral fraction numerator 4 minus x squared over denominator 2 plus x end fraction d x end style (14)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator 4 minus x squared over denominator 2 plus x end fraction d x end cell cell equals integral fraction numerator left parenthesis 2 minus x right parenthesis left parenthesis 2 plus x right parenthesis over denominator 2 plus x end fraction d x end cell row blank cell equals integral left parenthesis 2 minus x right parenthesis d x end cell row blank cell equals 2 x minus 1 half x squared plus C end cell end table end style

begin mathsize 20px style integral fraction numerator x squared minus 1 over denominator x squared end fraction d x end style (15)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator x squared minus 1 over denominator x squared end fraction d x end cell cell equals integral left parenthesis x squared over x squared minus 1 over x squared right parenthesis d x end cell row blank cell equals integral left parenthesis 1 minus x to the power of negative 2 end exponent right parenthesis d x end cell row blank cell equals x plus x to the power of negative 1 end exponent plus C end cell row blank cell equals x plus 1 over x plus C end cell end table end style

begin mathsize 20px style integral x square root of x d x end style (16)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral x square root of x d x end cell cell equals integral x to the power of 3 over 2 end exponent d x end cell row blank cell equals 2 over 5 x to the power of 5 over 2 end exponent plus C end cell row blank cell equals 2 over 5 square root of x to the power of 5 end root plus C end cell end table end style

begin mathsize 20px style integral fraction numerator x squared minus 1 over denominator x minus 1 end fraction d x end style (17)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator x squared minus 1 over denominator x minus 1 end fraction d x end cell cell equals integral fraction numerator left parenthesis x minus 1 right parenthesis left parenthesis x plus 1 right parenthesis over denominator x minus 1 end fraction d x end cell row blank cell equals integral left parenthesis x plus 1 right parenthesis d x end cell row blank cell equals 1 half x squared plus x plus C end cell end table end style

begin mathsize 20px style integral x squared left parenthesis 1 minus x cubed right parenthesis d x end style (18)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral x squared left parenthesis 1 minus x cubed right parenthesis d x end cell cell equals integral left parenthesis x squared minus x to the power of 5 right parenthesis d x end cell row blank cell equals 1 third x cubed minus 1 over 6 x to the power of 6 plus C end cell end table end style

begin mathsize 20px style integral left parenthesis x plus 4 right parenthesis squared d x end style(19)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral left parenthesis x plus 4 right parenthesis squared d x end cell cell equals integral left parenthesis x squared plus 8 x plus 16 right parenthesis d x end cell row blank cell equals 1 third x cubed plus 4 x squared plus 16 x plus C end cell end table end style

begin mathsize 20px style integral fraction numerator 5 minus x over denominator x to the power of 5 end fraction d x end style(20)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator 5 minus x over denominator x to the power of 5 end fraction d x end cell cell equals integral left parenthesis 5 over x to the power of 5 minus x over x to the power of 5 right parenthesis d x end cell row blank cell equals integral left parenthesis 5 x to the power of negative 5 end exponent minus x to the power of negative 4 end exponent right parenthesis d x end cell row blank cell equals negative 5 over 4 x to the power of negative 4 end exponent plus 1 third x to the power of negative 3 end exponent plus C end cell row blank cell equals negative fraction numerator 5 over denominator 4 x to the power of 4 end fraction plus fraction numerator 1 over denominator 3 x cubed end fraction plus C end cell end table end style

begin mathsize 20px style integral fraction numerator x squared plus 2 x plus 1 over denominator x plus 1 end fraction d x end style(21)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator x squared plus 2 x plus 1 over denominator x plus 1 end fraction d x end cell cell equals integral fraction numerator left parenthesis x plus 1 right parenthesis left parenthesis x plus 1 right parenthesis over denominator x plus 1 end fraction d x end cell row blank cell equals integral left parenthesis x plus 1 right parenthesis d x end cell row blank cell equals 1 half x squared plus x plus C end cell end table end style

begin mathsize 20px style integral x left parenthesis x plus 1 right parenthesis squared d x end style (22)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral x left parenthesis x plus 1 right parenthesis squared d x end cell cell equals integral x left parenthesis x squared plus 2 x plus 1 right parenthesis d x end cell row blank cell equals integral left parenthesis x cubed plus 2 x squared plus x right parenthesis d x end cell row blank cell equals 1 fourth x to the power of 4 plus 2 over 3 x cubed plus 1 half x squared plus C end cell end table end style

 begin mathsize 20px style integral fraction numerator left parenthesis x plus 3 right parenthesis squared over denominator square root of x end fraction d x end style(23)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral fraction numerator left parenthesis x plus 3 right parenthesis squared over denominator square root of x end fraction d x end cell cell equals integral fraction numerator x squared plus 6 x plus 9 over denominator square root of x end fraction d x end cell row blank cell equals integral left parenthesis fraction numerator x squared over denominator square root of x end fraction plus fraction numerator 6 x over denominator square root of x end fraction plus fraction numerator 9 over denominator square root of x end fraction right parenthesis d x end cell row blank cell equals integral left parenthesis x to the power of 3 over 2 end exponent plus 6 x to the power of 1 half end exponent plus 9 x to the power of 1 half end exponent right parenthesis d x end cell row blank cell equals 2 over 5 x to the power of 5 over 2 end exponent plus 4 x to the power of 3 over 2 end exponent plus 18 x to the power of 1 half end exponent plus C end cell end table end style

begin mathsize 20px style integral left parenthesis x minus 5 right parenthesis left parenthesis x plus 5 right parenthesis d x end style(24)

begin mathsize 20px style table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell integral left parenthesis x minus 5 right parenthesis left parenthesis x plus 5 right parenthesis d x end cell cell equals integral left parenthesis x squared minus 25 right parenthesis d x end cell row blank cell equals 1 third x cubed minus 25 x plus C end cell end table end style

إعداد : شبكة منهاجي التعليمية

09 / 02 / 2023

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