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3 October, 08:22

What is the rate of change for f (x) = 4 sin x - 2 on the interval from x = 0 to x = pi over 2? pi over 4 4 over pi pi over 8 8 over pi

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  1. 3 October, 08:33
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    Hello,

    f (π/2) = 4*sin (π/2) - 2=4*1-2=2

    f (0) = 4*sin (0) - 2=0-2=-2

    rate = (2+2) / (π/2-0) = 8/π

    Answer D
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