Answer:
C
Step-by-step explanation:
Note that (f + g)(x) = f(x) + g(x)
f(x) + g(x)
= 4x + 1 + x² - 5 ← collect like terms
= x² + 4x - 4 → C
Answer:
4
Step-by-step explanation:
diameter = 2r
r = radius
radius = 2
2 * 2 = 4
Answer:P=18cm/A=18cm
Step-by-step explanation:Trust me it's right
Answer:
-4
Step-by-step explanation:
your counting backward from 3