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Solve for x x^2+3x<28

Solve for x x^2+3x<28
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Solve for x x^2+3x<28

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User TechEnthusiast
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x² + 3x < 28
x² + 3x - 28 < 0
(x+7)(x-4) < 0

the zeros will be at x = -7 and x =4

∴ the solution of inequality
x ∈ (-7,4)

See the attached figure



Solve for x x^2+3x<28-example-1
answered
User Heartpunk
by
8.8k points
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