Answer:
A
Step-by-step explanation:
Equate f(x) to 8 , that is
= 8 = 2³
Since bases on both sides are equal, both 2, then equate exponents
x = 3
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1 answer:
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Step-by-step explanation:
the formula for volume of a cylinder is :
r=d/2
r = 7/2
h= 10
v= 22/7×7/2×10
v= 110cm³