Solve the inequality. Express your answer in set notation.x2 ? 4
A. {x| x ? -2 or x ? 2}
B. {x| x ? 2}
C. {x| -2 ? x ? 2}
D. {x| -2 < x < 2}
Answer: C
Mathematics
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Factor the polynomial completely using the grouping method.4x2 - 9x + 6
A. (4x - 6)(x - 1) B. (2x - 6)(2x - 1) C. (4x - 1)(x - 6) D. prime
Mathematics
Add.-19.1 + (-10.0)
A. -9.1 B. -29.1 C. 29.1 D. 9.1
Mathematics
Use the multiplication principle to solve the problem.A restaurant offers 7 possible appetizers, 11 possible main courses, and 9 possible desserts. How many different meals are possible at this restaurant? (Two meals are considered different unless all three courses are the same).
A. 693 B. 27 C. 683 D. 343
Mathematics
Solve.|2x + 7| - 2 = 2
A. 
B. 
C. 
D. ?
Mathematics