Find the second derivative.y = 
+ 
A. - 
- 
B. 
- 
C. - 
+ 
D. 
+ 
Answer: D
Mathematics
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Solve the problem.Find the tangent line(s) at the pole for the curve 
A. ? = 0 (y = 0), ? = 
(y = x), ? = 
(x = 0), ? = 
(y = -x)
B. ? = 
[y = 
x], ? = 
[y = - 
x]
C. ? = 0 (y = 0), ? = 
(x = 0)
D. ? = 
(y = x), ? = 
(y = -x)
Mathematics
Solve the problem.If three cards are successively dealt from a 52-card deck without replacement, in how many ways could they be a face card, then a spade, and then a heart?
A. 1862 B. 1950 C. 936 D. 1248
Mathematics
Find the sum.13
+ 
A. 6
B. 19
C. 6
D. 18
Mathematics
Multiply. Write your answer in the form a + bi.(3 - 2i)(6 + 6i)
A. 6 - 30i B. 30 - 6i C. 30 + 6i D. -12i2 + 6i + 18
Mathematics