he divided each rectangle in 12 identical parts
for the first rectangle he shaded 1/3 of 12 = 4 parts
for the second rectangle he shaded 1/4 of 12= 3 parts
so 12= 3*4 leads to a minimum of 12 parts
:)
Answer:
B. -7 and 17
Explanation:
Plug in the given number for x.
f(3)=4(3)+5
=12+5
=17
f(-3)=4(-3)+5
=-12+5
= -7
