(x β 3)(x β 5) < 0
Mathematics, 22.10.2020 16:01 jakiyahporter0817
Solve x2 β 8x + 15 < 0.
Recall that the quadratic factors as:
(x β 3)(x β 5) < 0
Therefore, the intervals that must be tested are
x < 3, 3 < x < 5 and x > 5.
The solution set for the quadratic inequality is:
Answers: 1
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Solve x2 β 8x + 15 < 0.
Recall that the quadratic factors as:
(x β 3)(x β 5) < 0
(x β 3)(x β 5) < 0
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