Answer:
h(x) = 7 * (9/7) ^x
Explanation:
h(x) = a b^x
When x=0 h(x) = 7
7 = a * b^0
7 = a *1
7 =a
Rewriting the equation
h(x) = 7 b^x
Let x=1
9 = 7 * b^1
9 = 7 * b
Divide each side by 7
9/7 =7b/7
9/7 =b
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