Question

Use suitable identities to find the following products:

(1) (3 – 2x) (3 + 2x) ​

Answer 1

Step-by-step explanation:

(3-2x)

= 2.999511719

( 3+2x)

= 6145/2048

Answer 2

Answer:

Identity : (a+b) ( a-b) = a^2 - b ^2

• (3) ^2 - (2x) ^2
• = 9 - 4 x^2