Ch.2 Practice Test Answer Key
Ch.2 Practice Test Answer Key
Ch.2 Practice Test Answer Key
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Algebra 2 <strong>Practice</strong> <strong>Test</strong><br />
Name:________<br />
2. Create a mapping diagram for the given relation and determine whether it is a<br />
3. Is the following relation a function?<br />
4. Find f(—5).g(—3). f(x)=5x+35 and g(x)—x<br />
function.<br />
1. Write the domain and range and determine whether the relation is a function.<br />
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Function:<br />
{(—4, 2), (1,6), (0,0), (—4, 6)}<br />
2—x.<br />
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x no<br />
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5. Write the equation of a vertical line that passes through (-7, 10)<br />
10. What is the slope of a line parallel to y = —7?<br />
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9. What is the slope of a line perpendicular toy -x —7?<br />
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=-Zx<br />
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8. Write the equation 2x + 8y = 16 in slope-intercept form.<br />
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(8, -3) and (6, 7).<br />
7. Write an equation in point slope form for the line containing the points<br />
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cr<br />
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then graph the line.<br />
6. Find the x- and y-intercepts of the line represented by the equation 3x<br />
—<br />
= 18 and<br />
Lesson 2.1-2.7<br />
Algebra 2 <strong>Practice</strong> <strong>Test</strong><br />
Name:
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Lesson 2.1-2.7<br />
Algebra 2 <strong>Practice</strong> <strong>Test</strong><br />
b. Determine how many months have passed when you have $2,560 in your<br />
c. Graph the equation:<br />
account.<br />
D p• o<br />
dependent variables first).<br />
(otDO<br />
been saving for one year, OU have $1015.<br />
11. After 4 months of saving, you have $270 in your savings account. After you have<br />
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a. Write an equation that models this scenario (pick out the independent and<br />
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Name:<br />
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. 4 units down<br />
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a. 10 units to the right<br />
12. Write the equations for the graph obtained by translating<br />
‘ = lxi.<br />
.f.i t -() 3<br />
Solution check:<br />
<strong>Test</strong>point: (C(’i)<br />
/<br />
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14 y—x+3 / A<br />
7<br />
/7 /1 /j A<br />
Graph each inequality and then choose a test point and check your solution.<br />
13. Graph y = —21x+2i—1 using transformations.<br />
e. Vertical shrrnk by a factor of — and a reflection in the x-axis<br />
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d. Vertical stretch by a factor of 5<br />
c. 7 units left, 6 units up<br />
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\/= (x-(<br />
Lesson 2.1-2.7<br />
Algebra 2 <strong>Practice</strong> <strong>Test</strong><br />
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