Question

U²+U-6=0
then find the value of U​

Answer 1

$\bf\large\underline\red{Solution:-}$

➤ U2 +U -6 = 0

➤ U2 + 3U - 2U - 6 = 0

➤ U ( U+3) -2(U+3) = 0

➤ (U-2) (U+3) =0

➤ U = 2,-3.

❒________________________

Answer 2

U2+3U-2U-6

U(U+3)-2(U+3)

(U+3)(U-2)

U= -3 or 2