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Evaluate: int4x^3sqrt(5-x^2)dx...

Evaluate: `int4x^3sqrt(5-x^2)dx`

Text Solution

Verified by Experts

5 - x2 = t2
d(5 - x2)
= d(t2) - 2x.dx
= 2t.dt ⇒ x dx
= - t.dx ⇒ dx
= − t x −txdt
Substituting t and dt
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