Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 7x3, y = 7x, for x ? 0
A. 
?
B. 
?
C. 
?
D. 
?
Answer: D
Mathematics
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Find the second derivative of the function.y = 
A. 
= 1 + 
B. 
= 2 - 
C. 
= 2 + 
D. 
= 2x - 
Mathematics
Simplify the expression. Assume that all variables are non-negative.
A. x
B. x9
C. 
D. x11
Mathematics
Verify the identity.cos 
= -sin x
What will be an ideal response?
Mathematics
Find the LCD. Do not combine fractions.
, 
A. 3(x + 1)(x - 4) B. 3(x + 1)(x + 4) C. 3(x - 1)(x - 4) D. 3(x - 1)(x + 4)
Mathematics