Question

Multiply the algebraic expression using a Special Product Formula and simplify.
(x − 7y)^2

Answer 1

=x^2 -14xy+49y^2

Explanation:

(x − 7y)^2

= (x-7y)(x-7y)

= x^2 -7xy-7xy+49y^2

=x^2 -14xy+49y^2