Question

PLEASE HELP ASAP Find f(-2) for f(x)=3•2^x

Answer 1

3/4

Explanation:

f(x)=3•2^x

Let x = -2

f(-2)=3•2^-2

Exponents first ( We know a^-b = 1/ a^b)

f(-2)=3• 1/2^2

=3 * 1/4

= 3/4