Question

Find the product of (2a-3)(2a-3) using identities ​

Answer 1

Answer:

4a²-12a+9

Step-by-step explanation:

(2a-3) (2a-3)=(2a-3)²

(2a-3)² = (a-b)²

(a-b)²=a²-2ab+b²

a=2a

b=3

substituting in identity:-

(2a)²-2 x(2a)x(3)+(3)² [a²-2ab+b²]

= 4a²-12a+9