Answer:
=x^2 +4x+11
Step-by-step explanation:
f(x) = x^2 + 7,
Replace x with x+2
f(x+2) = (x+2)^2 + 7
= (x+2)(x+2) +7
FOIL
= x^2 +2x+2x+4 +7
Combine like terms
=x^2 +4x+11
Answer:
2 8/9
Step-by-step explanation:
Answer:
y ≥ −4x − 2
Step-by-step explanation:
Answer:
y=5x+127
Step-by-step explanation:
Equations of straight lines are in the form : y = mx + c
m is the slope of the line and c is the y-intercept (where the graph crosses the y-axis)
m=5
x=127
y=5x+127
Answer:
9a2b2=4c2
the 2s mean squared btw
Step-by-step explanation:
