Answer:
Step-by-step explanation:
y=x²+4x+4
or y=(x+2)²
or y=(x+2)²+0
vertex Is (-2,0)
2.5 pounds of potatoes per dollar
Answer:
derek bought 8.5 more yards of fabric
Step-by-step explanation:
Answer:
y=10x+150
Step-by-step explanation:
Answer:
x = 9
Step-by-step explanation:
Solve for x:
x^2 - 18 x + 81 = 0
Write the left hand side as a square:
(x - 9)^2 = 0
Take the square root of both sides:
x - 9 = 0
Add 9 to both sides:
Answer: x = 9
