Answer:
-8x-4 is the answer using distributive property.
Answer:
Shift 4 units up, and 4 units to the left.
Step-by-step explanation:
Answer:
y=x-5
Step-by-step explanation:
"output" means y
and "input" means x
So all you need to find is the =
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Answer:
c
Step-by-step explanation:
according to PEMDAS you should always do whats inside the parentheses first, then you'll multiply the parentheses by 5
F(x) = x² + x - 20 = x² + 5x - 4x - 20 = x(x + 5) - 4(x + 5) = (x + 5)(x - 4)
f(x) = 0 ⇔ (x + 5)(x - 4) = 0 ⇔ x + 5 = 0 or x - 4 = 0 ⇒ x = -5 or x = 4
Answer: C. x = -5 and x = 4.
