Question

Calculate the following integral ∫ x^-1/2 dx

Answer 1

Answer:

2 x ^ 1/2

Explanation:

method use direct integration

see attachment

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Answer 2

Answer:

∫ x^-1/2 dx = [ x^ ( - 1/2) + 1 ] / ( 1/2)

=> ( x^1/2)/ 1/2 = 2x^(1/2) + C