Answer:
I think it is "B"
Step-by-step explanation:
C
Expand the bracets then simplfy and then factorise
Answer:option d.
hope it helps you.
For f(3), the input for the function f(x) is 3.
Let x (input) = 3.
15 = 29 - x
15 + x = 29
x = 29 - 15
x = 14