Write the value of ∫ \frac{dx}{x^2+16}

CBSE Class 12 Math 2011 Solved Paper - Question 7

Question : 7 of 29

Marks: +1, -0

Write the value of ∫

{dx}/{x^2+16}

Solution:

∫

{dx}/{x^2+16}

= ∫

{dx}/{(x)^2+(4)^2}

1/4 tan^{-1}(x/4)

+ c , where c is a constant

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