Answer:
a square backyard with width (x - 9)
Step-by-step explanation:
x²−18x + 81 = x² - (2 x 9) x + 9² = (x - 9)²
width = area / length = (x - 9)² / (x - 9) = x - 9
Length = width
This is a square backyard
(x^2 + 3)(5x + 9)
5x^3 + 9x^2 + 15x + 27
Answer:
B. 11i-4j+2k
Step-by-step explanation:
30,1416 I'm pretty sure this is the answer
3/7 because that is the number being added to the zero in the equation
