Answer:
3 - x
Step-by-step explanation:
f(x) = -x + 6
f(x + 3)
Substitute (x + 3) in for x;
f(x + 3) = -(x + 3) + 6
= - x - 3 + 6
= -x + 3
Answer:
A 20/28
Step-by-step explanation:
The ones with ✓ signs are irrational the rest are rational. note this is not generally true but it is for this particular set