Question

using identities find (5y-2x)(5y-8)​

Answer 1

Answer:

$(5y - 2x)(5y - 8)$

$(5y + 5y)2x + 8$

$(10y)2x + 8$

Answer 2

Answer:

(5y-2x)^2

=(5y)^2-2(5y)(2x)+(2x)

=25y^2-20xy+4x^2

Step-by-step explanation: