Download Mon Oct 27 - Review for Q1 Assessment

Quarter 1 Review Algebra 2 over 2
Multiple Choice
Identify the choice that best completes the statement or answers the question.
Translate the sentence into an equation.
____
1. Eighty-five minus five times x is equal to ten.
a.
c.
b.
d.
Solve the equation. Then check your solution.
____
____
____
2.
a. 1
b. 0.4
c. –1
d. 0.05
a. 0.7
b. –0.3
c. 1.3
d. 0.3
3.
4. Solve the formula for r.
a.
b.
c.
d.
Find the slope of the line that passes through the pair of points.
____
5. (–3, –2), (5, 4)
a. 3
b.
4
c.  3
4
4
3
d.  4
3
Write a linear equation in slope-intercept form to model the situation.
____
6. A television repair shop charges $35 plus $20 per hour.
a.
c.
b.
d.
Write an equation of the line that passes through each point with the given slope.
____
7.
a.
b.
c.
d.
Write an equation of the line that passes through the pair of points.
____
8.
a. y =
b. y =
1
8
x+
11
8
1
8
x–
11
8
c. y =  1 x – 11
8
8
d. y = 1 x + 8
8
11
Determine whether the graph shows a positive correlation, a negative correlation, or no correlation. If there
is a positive or negative correlation, describe its meaning in the situation.
____
9.
Women in the Army
16
14
12
Percent
10
8
6
4
2
1981
1991
2001
Year
Source: Time Magazine, March 24, 2003
a.
b.
c.
d.
positive; as time goes on, more women are in the army.
no correlation
negative; as time goes on, fewer women are in the army.
negative; as time goes on, more women are in the army.
____ 10. Which is not part of the definition of the piecewise function shown?
a. 2 if x
1
b. x 1 if 1
x
1
c. x 1 if 1
d. 2x if x 1
x
1
____ 11. Write an equation for the line that passes through (0, 2) and is parallel to the line whose equation is 3x
3.
a.
c.
y
y
5y
b. y
3x
2
d. y
____ 12. Identify the domain of y
a. all real numbers
b. {
}
____ 13.
3
3x
2
.
c. {
d. {
}
}
Identify the family of function y =
a. linear function
b. quadratic function
c. absolute value function
d. rational function
____ 14. What family of function is f(x) = 3x + 4
a. linear function
b. quadratic function
c. exponential function
d. rational function
____ 15. What family of function is f(x) =
a. linear function
b. quadratic function
____ 16. Write 3y
1 5x in standard form.
a. 5x 3y 1
b. 5x
3y
1
Short Answer
Graph each equation or inequality.
17. y
2x
9
c. exponential function
d. rational function
c.
y
d. 3x
x
1
5y
1
0
y
11
10
9
8
7
6
5
4
3
2
1
–11–10 –9 –8 –7 –6 –5 –4 –3 –2 –1
–1
1
2
3
4
5
6
7
8
9 10
–2
–3
–4
–5
–6
–7
–8
–9
–10
–11
18. f (x)
y
5
4
3
2
1
–5
–4
–3
–2
–1
–1
–2
–3
–4
–5
19. y
2x
4
1
2
3
4
5
x
x
y
6
5
4
3
2
1
–6
–5
–4
–3
–2
–1
–1
1
2
3
4
5
6
1
2
3
4
5
6
x
–2
–3
–4
–5
–6
20. y
y
7
6
5
4
3
2
1
–7
–6
–5
–4
–3
–2
–1
–1
–2
–3
–4
–5
–6
–7
7
x