Question

using suitable identites find product. (3x+5)(3x+5)​

Answer 1

✔ (3x + 5)(3x +5) = (3x + 5)^2

By using ➡ (a + b)^2 = a^2 + b^2 + 2ab

✔ (3x + 5)^2
➡ (3x)^2 + (5)^2 + 2(3x)(5)
➡ 9x^2 + 25 + 30x

Answer 2

HEY MATE!

_____________________☆

HERE IS YOUR ANSWER:

STEP BY STEP EXPLANATION:

(3x+5)(3x+5)

=(3x+5)^2

=(3x)^2+2(3x)(5)+(3)^2......{ (a+b)^2=a^2+2ab+b^2}

=9x^2+30x+9

__________________☆

HOPE IT HELPED ^_^