Answer:
C. f(-1) =12
Step-by-step explanation:
f(x)= 3x^2+9
Let x=-1
f(-1) = 3(-1)^2 +9
= 3(1)+9
= 3+9
= 12
f(-1) =12
#1: y= 0.5+3 x
which means that x= y/3 - 0.5
#2: y= 3(0.5) x
which means that y= 1.5 x
that means x = y/1.5
Hope it can help
Answer is 2/3 and that is right because I did the math
Hey I can help give me one moment .
Answer:
(-8,-2) (-4,6)
Step-by-step explanation:i just got the answer