AnswersFL-1200710-Mathematics for College Algebra ASolving Quadratic Equations: Zero Product Property

Solving Quadratic Equations: Zero Product Property Answers

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–10/3 –4/32/3✔ 5/3

A
–10/3
B
–4/3
C
2/3
D
✔ 5/3
81700

⇒ 1.25

Answer:

81700

86851

What are the roots of y = x2 – 3x – 10?

A
–3 and –10
B
–2 and 5
C
2 and –5
D
3 and 10
86853

Which statements describe the graph of y = 4x2 + 28x + 49? Check all that apply.The graph has two x-intercepts because 4x2 + 28x + 49 has two different factors.The equation 2x + 7 = 0 can be used to find a zero of the function.The equation (2x – 7)2 = 0 can be used to find the y-intercept.The graph has a double root at x = .The graph intersects the y-axis at y = 49.

Question illustration
A
The graph has two x-intercepts because 4x2 + 28x + 49 has two different factors.
B
The equation 2x + 7 = 0 can be used to find a zero of the function.
C
The equation (2x – 7)2 = 0 can be used to find the y-intercept.
D
The graph has a double root at x = .
Option D
E
The graph intersects the y-axis at y = 49.

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