Question

(2x - 5y)^2 =___ - 20xy + ___ expand

Answer 1

Answer:

..

Step-by-step explanation:

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

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

THANK YOU

Answer 2

Answer:

(2x-5y)²= 4x²-20xy+25y²

as we know that

(a-b)²=a²-2ab+b²