How do you use the graph to solve $0 = x^{2} + 3 x + 2$ $0=x^2+3x+2$ ?

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How do you use the graph to solve $0 = x^{2} + 3 x + 2$ $0=x^2+3x+2$ ?

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Answer 1 · 2017-05-01T10:56:26

Solution: $x = - 1 or x = - 2$ $x= -1 or x = -2$

Explanation:

$x^{2} + 3 x + 2 = 0 or (x + 2) (x + 1) = 0$ $x^2+3x+2 =0 or (x+2)(x+1)=0$ In graph , x -intercept is at $x = - 1 and x = - 2$ $x= -1 and x= -2$ graph{x^2+3x+2 [-10, 10, -5, 5]} [Ans]

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How do you use the graph to solve $0 = x^{2} + 3 x + 2$ $0=x^2+3x+2$ ?

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How do you use the graph to solve $0 = x^{2} + 3 x + 2$ $0=x^2+3x+2$ ?