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Evaluate the integral: ∫1/√(5 - 4x - 2x^2) dx

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Evaluate the integral: ∫1/√(5 - 4x - 2x2) dx

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Suppose I = ∫1/√(5 - 4x - 2x2) dx

On taking out 2 common from the denominator

On adding and subtracting 12 to the denominator

Suppose (x + 1) = t

On differentiating both sides, dx = dt

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