AnswersFL-1200710-Mathematics for College Algebra AQuadratic Functions: Factored Form

Solving Quadratic Equations: Zero Product Property Answers

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What are the roots of the function y = 4x2 + 2x – 30?

Answers:
Factor out the GCF of .:2
Next, factor the trinomial completely. The equation becomes .:0 = 2(2x – 5)(x + 3)
The roots of the function are .:–3 and 5/2
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X 0 = (4x + 10)(x – 3) ✔ 0 = 2(2x – 5)(x + 3)0 = 4(x – 5)(x + 6)

A
X 0 = (4x + 10)(x – 3)
B
✔ 0 = 2(2x – 5)(x + 3)
C
0 = 4(x – 5)(x + 6)
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–6 and 5X –3, 0, and 5/2✔ –3 and 5/2–5/2 and 3

A
–6 and 5
B
X –3, 0, and 5/2
C
✔ –3 and 5/2
D
–5/2 and 3

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