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maka akarnya :
( x + 2) ( x + 3)
x1 + x2 = -2 + -3 = -5
(x+3)(x+2) = 0
x+3 = 0 atau x+2 = 0
x₁ = -3 x₂ = -2
x₁+x₂ = -3+-2 = -5