AnswersHigh School Math 2 AGeometric Sequences

Geometric Sequences Answers

18 verified answers1 views
1
Free Preview

The graph of which function will have a maximum and a y-intercept of 4?

A
f(x) = 4x2 + 6x – 1
B
f(x) = –4x2 + 8x + 5
C
f(x) = –x2 + 2x + 4
D
f(x) = x2 + 4x – 4
2
Free Preview

Question text not available

Answer not available
3

Question text not available

Answer not available
4

Question text not available

Answer not available
5

Question text not available

Answer not available
7

The graph of the function f(x) = x2 + 8x + 12 is shown. Which statements describe the graph? Check all that apply.

A
The vertex is the maximum value.
B
The axis of symmetry is x = –4.
C
The domain is all real numbers.
D
The range is all real numbers.
E
The function is increasing over (–∞, –4).
F
The x-intercepts are at (–6, 0) and (–2, 0).
10

What is the vertex of the function f(x) = x2 + 3x + ? (, )

Answers:
Selection 1:–3
Selection 2:–3
13

Which must be true of a quadratic function whose vertex is the same as its y-intercept?

A
The axis of symmetry for the function is x = 0.
B
The axis of symmetry for the function is y = 0.
C
The function has no x-intercepts.
D
The function has 1 x-intercept.
14

Which error did Mathieu make?

A
He factored incorrectly.
B
He did not use the constant as the x-intercept.
C
He set the factored expressions equal to each other.
D
He incorrectly solved the equation x + 3 = x + 1.
16

Question text not available

Answer not available
17

Question text not available

Answer not available
18

Question text not available

Answer not available

Did you find these answers helpful?