Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. 
B. 
C. 21
D. 
Answer: D
Mathematics
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Determine whether or not one or more pairs of twin primes exist between the pair of numbers given. If so, identify the twin primes.4 and 15
A. No B. 5, 7 C. 5, 7 and 9, 11 D. 5, 7 and 11, 13
Mathematics
Perform the indicated operation.Subtract (3a3 - 3a2) from the sum of (3a3 + 5a2) and 
A. 22a5 B. 22a10 C. 5a3 + 17a2 D. 5a6 + 17a4
Mathematics
Find the least common denominator (LCD).
, 
A. 9a2 + 9 B. 9a(a + 9) C. 9a2 + 81 D. 9a + 9
Mathematics
Draw a vector representing the velocity.
?
10 ft/min 
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics