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Earn +20 ptsQ: What is x2 plus 15x equals 30?
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X2 plus x-30 equals 0?
x2 + x - 30 = (x + 6)(x - 5)
X2 plus 5 equals 30?
x = +5 or -5
Can you Solve x2 plus 13x equals -30?
x2 + 13x = -30 ∴ x2 + 13x + 30 = 0 ∴ (x + 3)(x + 10) = 0 ∴ x ∈ {-3, -10}
What Are the roots of x2 plus 11x plus 30 equals 0?
x2 + 11x + 30 = 0 (x + 5)(x + 6) = 0 so the roots are -5 and -6
Factor the trinomial x2-15x plus 14?
(x - 1)(x - 14)
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