Question

verify this☝please fast

Answer 1

$\huge\mathfrak{Answer \ :-}$
$<b>$
To verify :-

(x + a)(x + b) = x² + (a + b)x + ab

L.H.S. = (x + a)(x + b)

= x(x + b) + a(x + b)

= x² + bx + ax + ab

= x² + (a + b)x + ab

= R.H.S.

L.H.S. = R.H.S.

Hence verified.

$\huge\mathbb{Hope \ this \ helps.}$