Question

expand ( 5x - 3y )^2 using suitable identity​

Answer 1

25x²+9y²-30xy

Hope you will be satisfied.

Answer 2

Answer:

You can use the identity ; (a-b)^2 = a^2-2ab+b^2)

Step-by-step explanation:

(5x)^2-2(5x)(3y)+(3y)^2

= 25x^2-30xy+9y^2