Question

Complete the following Identitites:
(a) (a+b) 2
(b) (a-b) 2
(c) (x+a)(x+b)
(d) (x 2 – y 2 )

Answer 1

Answer:

1)(a+b)2=a2+2ab+b2

2)(a-b) 2=a2-2ab+b2

3)(x+a)(x+b)= x(x+b) +a(x+b)

=x2+bx+ax+ab

4)(x2-y2)=( x,+y) (x-y)

Step-by-step explanation:

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