Engineering Board Exam Reviewer · Trigonometric Integrals and Substitution · medium

Evaluate: dxsqrt(4-x2)

1. ≤ft(x/2 )+C
2. (x)+C
3. 12 ≤ft(x/2 )+C
4. ≤ft(x/2 )+C

Answer

A. ≤ft(x/2 )+C

Solution

This is a standard form with a=2: ≤ft(x/2 )+C.

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