Perform the indicated operation.909 ? 13
A. 11,817
B. 11,808
C. 11,826
D. 1287
Answer: A
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves about the given lines.y = 2x,
y = 0,
x = 2; revolve about the x-axis
A. 
?
B. 
C. 
?
D. 
?
Evaluate the integral using the given substitution.
dx , u = x3/2 - 9
A. 
sin (x3/2 - 9) + C
B. 
sin3 (x3/2 - 9) + C
C. x3/2 - 9 + 
sin 2(x3/2 - 9)+ C
D. 
(x3/2 - 9) + 
sin 2(x3/2 - 9) + C
Translate to an equation, then solve.Eighteen more than the product of eight and x is the same as six times the sum of x and eight.
A. 8x + 18 = 6x + 8, x = -10 B. 8x + 18 = 6(x + 8), x = 15 C. 8x + 18 = 6x + 8, x = -2 D. 8x + 18 = 6(x + 8), x = 16
Perform the indicated operation. Write the result in the form a + bi.(7 - 7i) + (5 + 9i)
A. -12 - 2i B. 12 + 2i C. 2 + 16i D. 12 - 2i