(a-b) +(a+b)y =a^2-2ab+b^2
(a+b) (X+y)= a^2+b^2
Answers
Answered by
0
a*2 -b*2 formula
downward -2ab
Answered by
0
Answer:
Step-by-step explanation:
a*2 -b*2 formula
downward -2ab
Similar questions