Find the derivative.y = 2 - 9x3
A. 
= 2 - 27x2
B. 
= -27x
C. 
= -18x2
D. 
= -27x2
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
Find the area.Find the area of the region in the first quadrant between the curve y = e-2x and the x-axis.
A. 
e
B. 
C. 2
D. 1
Mathematics
Answer true or false.
? Irrationals
A. True B. False
Mathematics
Solve.log9 
= y
A. y = -729 B. y = 3 C. y = -3 D. y = 81
Mathematics