Question

Find the product of the following pairs of polynomials: (5 a+9 b),( 6a+3b)

Answer 1

$\huge\mathfrak\red{Solution:-}$

(5a + 9b) (6a + 3b)

5a ( 6a + 3b ) + 9b ( 6a + 3b)

30a² + 15ab + 54ab + 27b²

30a² + 69ab + 27b²