Answer:
(x - 9)(x + 8)
Step-by-step explanation:
Given
x² - x - 72
Consider the factors of the constant term (- 72) which sum to give the coefficient of the x- term (- 1)
the factors are - 9 and + 8, since
- 9 × 8 = - 72 and - 9 + 8 = - 1, thus
x² - x - 72 = (x - 9)(x + 8)
Answer:
What is the question? Or are you just stating a fact? Comment how many hours then i will answer it
Step-by-step explanation:
Answer:
sorry but i need the points <3
Step-by-step explanation:
Since yz is the tangent
angle zyx=90
by pyth. theorem
15 ²=4 ²+ZY ²
ZY=c
