Question

(3a-5b) (3a+5b)evaluate the following ​

Answer 1

Answer:

here it is

Step-by-step explanation:

(3a-5b) (3a+5b)

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

so the answer is

(3a)^2 - (5b)^2

which is 9a^2 - 25b^2

please thank follow and mark brainliest

Answer 2

Answer:

9a^2- 25b^2

Step-by-step explanation:

(3a-5b)(3a+5b)=(3a)^2-(5b)^2

{since (a+b)(a-b)=a^2-b^2}

=> 9a^2- 25b^2