Answer:
a² + b²
Step-by-step explanation:
(a + b)² - 2ab ← expand parenthesis using FOIL
= a² + 2ab + b² - 2ab ← collect like terms
= a² + b²
I think it's 182 I'm not completely sure though
The first ones b.........
Answer:
y=(1/2)x-(5/2)
the slope is 1/2 so use that to find the equation of the line