Let f(x) = x² + sinx. Show that there exists x € (−2, 2) such that ƒ'(x) = 0.

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Q: 104) 12 (1) 2 - sina da

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Q: 19. an - (₂)

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Q: дz əz Use the chain rule to find and Əs at z = (x - y)², x = s²t, y = st² əz as əz at || =

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