If |x + 1| = 6, what are the possible values for x?
A.) -5 and 7 B.) -1 and 1 C.) 5 and -7 D.) 5 and -5 E.) 5 and 7
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In the equation x² + mx + n = 0, m and n are integers. The only possible value for x is -3. What is the value of m?
A.) 3 B.) -3 C.) 6 D.) -6 E.) 9
On the way to a family camping weekend, the Estradas stopped at a roadside stand to purchase firewood. The stand sold bundles of pine firewood for $2 per bundle and bundles of hickory firewood for $4 per bundle. The Estradas purchased a total of 25 bundles of pine firewood and hickory firewood for $66. How many bundles of pine firewood did the Estradas purchase?
A.) 8 B.) 11 C.) 17 D.) 21 E.) 22 (x - 9)²
--------- = ? , for x ≠ 81 x² - 81 A.) x - 9 ------- x + 9 B.) 1 ------ x - 9 C.) 1 ------- x + 9 D.) - 1/9 E.) 1/9 If g(x) = (x² + 3x - 5)(2x + 4), what is the value of g(-3)?
A.) -50 B.) -46 C.) -10 D.) 10 E.) 46 If a circle's area is 16π, what is the length, in centimeters, of its diameter?
A.) 2 B.) 4 C.) 8 D.) 16 E.) 32 |
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