Simplify the expression.81-5/4
A. 243
B. - 
C. 
D. not a real number
Answer: C
Mathematics
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The table below shows the scores of a group of students on a 10 point multiple choice placement test.
The third quartile on the test is
A. 7. B. 8. C. 6.5. D. 7.5. E. none of these
Mathematics
Factor the polynomial completely.8a4 - 18b2
A. 2(2a2 + 3b)(2a2 - 3b) B. 2(2a2 - 3b)2 C. (4a2 + 6b)(2a2 - 3b) D. 2(2a2 + 3b)2
Mathematics
Find the exact value of the indicated trigonometric function of ?.csc ? = - 
, ? in quadrant IIIFind cot ?.
A. - 
B. - 
C. 
D. - 
Mathematics
Simplify, where possible.4x - 9y - 2x + 7y
A. 2x - 9y + 7 B. -2x - 2y C. 2x - 2y D. 2x - 16y
Mathematics