Find $b$ such that the average rate of change of the function $f(x)$ on the interval is equal to the given value.
-$f(x)=x^{2}+9 x-34,[-7, b]$; average rate of change: -40
A) $b=28$
B) $b=-28$
C) $b=42$
D) $b=-42$

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The Answer of Find $b$ such that the average rate of change of the function $f(x)$ on the interval is equal to the given value.
-$f(x)=x^{2}+9 x-34,[-7, b]$; average rate of change: -40
A) $b=28$
B) $b=-28$
C) $b=42$
D) $b=-42$

Find bbb Such That the Average Rate of Change of the Function

Find $b$ Such That the Average Rate of Change of the Function