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What's the x intercept

What's the x intercept-example-1

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To find the x-intercepts (there are two), set the numerator = to 0 and solve the resulting equation for x:

x^2 + x - 12 = 0
Factoring,

(x+4)(x-3) = 0. Thus, x = -4 and x = 3.

The denominator has no bearing here.
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