18 is what percent of 32? Round to the nearest tenth.
2 answers:
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Answer:
Option B.
Step-by-step explanation:
Option A.
f(x) =
Derivative of the given function,
f'(x) =
=
=
Since derivative of the function is negative, the given function is decreasing.
Option B. f(x) =
f'(x) =
=
=
Since derivative is positive, given function is increasing.
Option C. f(x) =
f'(x) =
=
=
Since derivative is negative, given function is decreasing.
Option D. f(x) =
f'(x) =
=
Since derivative is negative, given function is decreasing.
Option (B) is the answer.