Replace x with the binomial a - 2.
f(a - 2) = [3(a - 2) + 5]/(a- 2)
f(a - 2) = [3a - 6 + 5]/(a - 2)
f(a - 2) = [3a - 1]/(a - 2)
f(a - 2) = (3a - 1)/(a - 2)
Done.
Answer:
Step-by-step explanation:
F(x) = 7 - 5x + 7x²
f(-9) = 7 - 5*(-9) + 7*(-9)²
= 7 + 45 + 7*81
= 7 + 45 + 567
= 619
Answer:

Step-by-step explanation:
Question: 
1) Subtract 79 from both sides:

2) Add 59p to both sides:

3) Divide both sides by 28:

4) Simplify fraction:

Answer:
I am not so clear about this question
Answer:
c correct
Step-by-step explanation: