Question

use suitable identity to solve this product (3^x+4) (3x-5)

Answer 1

Hi there

Your answer is :-

$(3^x+4)(3x-5)$

$3^x\times{3x}-5\times {3^x}+4\times{3x}-4\times {5}$

$3^{x+1}\times{x}-5\times{3^x}+12x-20 (Ans )$

Thank You