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1. |
Name the sets of numbers to which the value of -16 ÷ 50 belongs. |
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A. |
reals (R), irrationals (I) |
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B. |
reals (R), rationals (Q), integers (Z), whole numbers (W) |
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C. |
reals (R), rationals (Q), integers (Z) |
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D. |
reals (R), rationals (Q) |
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Hint |
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2. |
Simplify 3(2a + b) + 6(a - 2b). |
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A. |
12a - 9b |
B. |
12a + 9b |
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C. |
12a + 15b |
D. |
12a + b |
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Hint |
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3. |
Simplify  |
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A. |
k17 |
B. |
k-3 |
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C. |
k3 |
D. |
 |
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Hint |
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4. |
Simplify (-3a5b3)4. |
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A. |
-12a9b7 |
B. |
-81a9b12 |
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C. |
-12a20b12 |
D. |
81a20b12 |
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Hint |
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5. |
Simplify  |
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A. |
 |
B. |
5t3u3v4 |
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C. |
 |
D. |
 |
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Hint |
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6. |
Find the sum  |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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7. |
Evaluate if  |
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A. |
 |
B. |
 |
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C. |
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D. |
-1 |
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Hint |
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8. |
Find the quotient  |
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A. |
-2 |
B. |
2 |
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C. |
18 |
D. |
 |
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Hint |
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9. |
Find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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10. |
Find 56.875 ÷ -6.5. |
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A. |
11.375 |
B. |
-11.375 |
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C. |
-8.75 |
D. |
8.75 |
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Hint |
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11. |
Evaluate if x = -13, y = -10, and z = -5. |
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A. |
-24 |
B. |
24 |
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C. |
-26 |
D. |
26 |
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Hint |
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12. |
Which of the values is a solution to the equation 2x + 7 = 37? |
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A. |
3 |
B. |
-10 |
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C. |
15 |
D. |
5 |
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Hint |
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13. |
Which set notation means that 4 is an element of {3,4,5,6}? |
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A. |
4 {3, 4, 5, 6} |
B. |
4 {3, 4, 5, 6} |
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C. |
4 {3, 4, 5, 6} |
D. |
{3, 4, 5, 6} |
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Hint |
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14. |
How many possible subsets does {a,b,c} have? |
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A. |
9 |
B. |
7 |
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C. |
12 |
D. |
8 |
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Hint |
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15. |
Which is a graph showing the set of real numbers greater than or equal to 4? |
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A. |
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B. |
 |
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C. |
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D. |
 |
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Hint |
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16. |
Which is a graph showing the set of real numbers greater than  |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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17. |
is a real number and and is a real number and Which is the graph of  |
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A. |
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B. |
 |
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C. |
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D. |
 |
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Hint |
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18. |
Simplify  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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19. |
If and , what is  |
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A. |
 |
B. |
216 |
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C. |
125 |
D. |
 |
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Hint |
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20. |
If and what is  |
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A. |
–36 |
B. |
 |
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C. |
–13 |
D. |
 |
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Hint |
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