Question

using identity (2+3x)(2-3x)​

Answer 1

( a+ b )( a - b ) = a² - b²

Here, a = 2, b = 3x

a² - b² = 2² - ( 3x )² = 4 - 9x²

Hope this is helpful

Answer 2

Answer:

4-9x^2

Step-by-step explanation:

identity (a+b)(a-b)=a^2-b^2

(2+3x)(2-3x)=2^2-(3x)^2

=4-9x^2