Answer:
=4x^2−20xy+25y^2
Step-by-step explanation:
(2x−5y)^2
=(2x+−5y)(2x+−5y)
=(2x)(2x)+(2x)(−5y)+(−5y)(2x)+(−5y)(−5y)
=4x^2−10xy−10xy+25y^2
Hope it helped!
(2x)^2- 2*(2x)*(5y)+(5y)^2= 4x^2-20xy+25y^2
Identity- (a-b)^2= a^2-2ab+b^2
