Simplify.(5a)2
A. 10a
B. 25a2
C. 25a
D. 10a2
Answer: B
Mathematics
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Find the least common multiple of the denominators of the fractions.
, 
A. 525 B. 33,075 C. 2205 D. 124,425
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Use the information given about the angle ? to find the exact value of the indicated trigonometric function.csc ? = -
, cos ? > 0Find cos 
.
A. 
B. -
C. -
D. 
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Determine what signs on values of x and y would make the statement true. Assume that x and y are not 0.xy < 0
A. x and y have the same sign. B. x and y must be negative. C. x and y must be positive. D. x and y have different signs.
Mathematics
Simplify the expression. (Remember the order of operations.)4 + (-16) - 12 - (-19) + (-8)
A. -51 B. -27 C. 21 D. -13
Mathematics