Answer:
f(-3)=45
Explanation:
To find f(-3), we plug in -3 as x.
f(x)=9(2-x)
f(-3)=9(2-(-3))
f(-3)=9(2+3)
f(-3)=9(5)
f(-3)=45
I hope this helps!
Step-by-step explanation:
A=1/4√5(5+2√5)a²
The answer to this question is D 17/24
The answer is A i hope it helps