Consider the two functions and

MATHEMATICS · Single correct · AP · AP Precalculus · Exponential and Logarithmic Functions · Exponential and Logarithmic Functions

Problem

Consider the two functions

f(x)=4(0.6)^{x}

and

g(x)=-3(2)^{x}

. Which option correctly describes the monotonic behaviour of

f

and

g

\mathbb{R}

? (a)

f

is strictly decreasing and

g

is strictly increasing (b)

f

is strictly increasing and

g

is strictly decreasing (c) Both

f

and

g

are strictly decreasing (d) Both

f

and

g

are strictly increasing