Use order of operations to simplify the expression.1 - (13 + 21)
A. -33
B. 35
C. -7
D. 9
Answer: A
Mathematics
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Find the least common denominator (LCD).
, 
A. 24xy3 B. 24x3y C. 24x2y D. 24xy2
Mathematics
Solve the problem.If an object is propelled upward from a height of 48 feet at an initial velocity of 32 feet per second, then its height h after t seconds is given by the equation 
After how many seconds does the object hit the ground?
A. 2.0 B. 3 C. 11 D. 1.5
Mathematics
If 
with A in QIII
?
Find sin 2A.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the probability of the event.If two 6-sided dice are rolled, what is the probability that the sum is 3?
A. 
B. 
C. 2
D. 
Mathematics