please solve this sum by step by step and i will mark as brainlist
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hope it is help ful to u. . .
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hello dear
x 2 + 7x + 12
x2 +3x + 4x + 12
x (x +3 ) + 4 (x+ 3)
(x+3) (x+4 )
x +3 =0
x = -3 ----- (i) 1st zero
x+4= 0
x =-4 --- 2rd zero
then α+ β +2 αβ
α = -3
β = -4
2 * (-3 )* (-4) = 24
α + β + 2αβ
(-3) +(-4) +24
-3-4 +24
17 is your answer
i hope i helped u
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