Solve the logarithmic equation.log9x = 
A. 3
B. 81
C. 512
D. 0.00195312
Answer: A
Mathematics
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Find the derivative.y = 
A. 
B. 
C. 
(10x + 3)3/2
D. 
- 
Mathematics
The magnitudes 
, 
, and the angle ? between the vectors v and w are given. Round the requested magnitude or angle to the nearest tenth.
= 13, 
= 7, ? = 28°
Find 
style="vertical-align: -4.0px;" /> A. -140.7 B. 19.5 C. 14.8 D. 7.6
Mathematics
Add or subtract by first simplifying each radical (if needed) and then combining any like radical terms.
- 4
A. -3
B. 4
C. -3
D. 3
Mathematics
Find the least common denominator.
and 
A. (s - 10t) B. (s + 10t)(s - 10t) C. (s + 10t)(s - 10t)2 D. (s - 10t)2
Mathematics