Question

Express x^2-16x+64 as a square of binomial.

Answer 1

Answer:

(x-8)²

Step-by-step explanation:

x²-16x+64

=(x)²-2(x)(8)+(8)²

We know that,

a²-2ab+b²=(a-b)²

Here,

a=x

b=8

Therefore,

(x)²-2(x)(8)+(8)²

=(x-8)²