Answer:
Step-by-step explanation:
x² - 12x + a = (x + b)²
x² - 12x + a = x² + 2xb + b²
-12 = 2b and a = b²
b = -6
a = b² = 36
Answer:
yes
Step-by-step explanation:
if both y and x are 0 than it is true that they equal each other since 0=0
Dont click or go on that link
-5 and 15. -5 times 15 is equal to -75, and they also add to 10.