Solve. Give exact solutions.-7k2 - 3 = -178
A. -89
B. 5
C. ±10
D. ±5
Answer: D
Mathematics
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Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated axis.About the x-axis
A. 2?
B. 8?
C. 4?
D. 
?
Mathematics
Use synthetic division to determine whether x - c is a factor of the given polynomial.4x3 - 19x2 + 29x - 14; x - 5
A. Yes B. No
Mathematics
The following figure shows the graph of revenue function 
and cost function 
. At which of the four x-values shown is the slope of the tangent to the revenue curve equal to the slope of the tangent to the cost curve?
?
A. ?D
B. B
C. C
D. A
E. profit largest at more than one x-value
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics