4.05 because it said estimate
g4 – 9
16q2 – 1
x2 + 16
m5 – 9
Answer:
Step-by-step explanation:
x2+16
16q2-1
Answer:
(x-5) (x+1)
Step-by-step explanation:
x^2-4x-5
We need to find what 2 numbers multiply to -5 and add to -4
-5*1 = -5
-5+1 = -4
(x-5) (x+1)
1) y=1
2) x=1
3) y=7
4) x=3