Question

Find the following products using identities iii (2x+7y)(2x-7y)

Answer 1

Answer:

4X2- 49Y2

Step-by-step explanation:

I hope you understand this

Answer 2

Answer:

(a+b) (a-b) = (a^2-b^2).......

=2x^2-7y^2.......

= 4x^2-49y^2.......

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