Math, asked by pahle, 1 month ago

Find the value of the expression a2 – 2ab + b2 for a = 2, b = -1.​

Answers

Answered by vasukumar1989k
1

Answer:

(2)2 - 2 (2)(-1) + (-1)(2)

4-(-4) +(-2)

4+4-2

8-2

6

Answered by shardarajbhar823
0

Answer:-

7

Step-by-step explanation:

if a=2 , b=-1 then

=2²-2×[2×(-1)]-(-1)²

=4-2[-2]-1

=4+4-1

=7

I hope it's helpful for you

Similar questions