Multiply. Assume that no radicands were formed by raising negative numbers to even powers.3
A. 12
+ 6
B. 12
+ 6x
C. 18
D. 12x2 + 6x
Answer: B
Mathematics
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Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Use substitution to factor the trinomial.15x4 - 13x2 - 20
A. (3x2 + 1)(5x2 - 20) B. (15x2 - 5)(x2 + 4) C. (3x2 - 5)(5x2 + 4) D. (5x - 4)(3x + 5)
Mathematics
If the given sequence is a geometric sequence, find the common ratio.4, 8, 16, 32, 64
A. 
B. not a geometric sequence
C. 8
D. 2
Mathematics
Write the partial fraction decomposition of the rational expression. 
A. 
+ 
+ 
B. 
+ 
- 
C. 
- 
- 
D. 
- 
+ 
Mathematics