Find ∫ √(49 - x^2) /x dx

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Find ∫ √(49 - x^2) /x dx

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Let x = 7 sin θ 49 – x^2 = 49 – (7 sin θ)^2 = 49 – 49 sin^2 θ = 49(1 – sin^2 θ) = 49 cos^2 θ ...
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