Find the definite integral (lower limit 3, upper 4) of 16/(x^2√(16-x^2)dx

45 minutes

step-by-step explanation:

the answer is b.

step-by-step explanation:

by the trigonometric ratio tangent, tangent equals opposite divided by adjacent.

therefore, tan(50) equals ac/3

multiply each side by 3 to get: ac=3tan(50)

the answer is b.

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