Find the general solution of the differential equation.
= 21x2
A. 21x3 + C
B. 
+ C
C. x3 + C
D. 7x3 + C
Answer: D
Mathematics
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about the x-axis. Find the volume 
of the tank.
A. 2.12 m3 B. 655 m3 C. 95.4 m3 D. 31.8 m3
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The graph of an exponential function is given. Match the graph to one of the following functions.
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