Question

Expand (x – 5)² using a suitable
identity.​

Answer 1

Answer:

(x-5)^2

Step-by-step explanation:

(x-5)^2

= x^2- 2(5x) + 10

= x^2 - 10x + 10

Answer 2

Answer:

(x-5)2

(a-b)2= (a)2 +(b)2-2ab

=(x)2+(5)2-2×x×5

=x2+25-10x

= x2-10x+25