Answer:
x = ± 6
Step-by-step explanation:
Given
x² + 64 = 100 ( subtract 64 from both sides )
x² = 36 ( take the square root of both sides )
x = ±
= ± 6
What kind of question is that
A) 2in:80 mi
B) 3.5in:120mi
C) 4.75:190mi
The answer would be x^2-6x-16
Explanation:
y=(x-3)^2 -25
(x-3)(x-3)-25
x^2-3x-3x+9-25
x^2-6x-16