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4 June, 17:11

What is the average rate of change for ƒ (x) = - 3^x + 79 over the interval 2 ≤ x ≤ 4?

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  1. 4 June, 17:26
    0
    The average is 124

    Step-by-step explanation:

    When x=2 substitute into the equation given above

    -3^2+79

    9+79=88 ... (1)

    When x=4

    -3^4+79

    81+79=160 (2)

    Average of (1) and (2)

    160+88/2

    =248/2

    =124

    Therefore the average rate is 124
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