Use the rules for exponents to rewrite the expression and then evaluate the new expression. 42 ? 45
A. 262,144
B. 16,777,216
C. 16,384
D. 1,048,576
Answer: C
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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 and lines about the x-axis.y = 7x3, y = 7x, for x ? 0
A. 
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B. 
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C. 
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D. 
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Use the present value formula to determine the amount to be invested now, or the present value needed.The desired accumulated amount is $26,000 after 11 years invested in an account with 3% interest compounded semiannually
A. $18,782.95 B. $36,076.66 C. $7262.12 D. $18,737.88
Solve using matrices.Walt made an extra $7000 last year from a part-time job. He invested part of the money at 9% and the rest at 8%. He made a total of $600 in interest. How much was invested at 8%?
A. $4000 B. $3000 C. $5000 D. $3500
Select the correct graph for the given function
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B. ?
C. ?
D. ?
E. ?
