Add and simplify. Write the answer as a mixed number as needed.3 sec + 4 sec +  sec

A. 8 sec
B. 592 sec
C. 10 sec
D. 10 sec


Answer: C

Mathematics

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Solve the problem. Use an annual percentage rate table if necessary.Enrique has a 60-month fixed installment loan, with a monthly payment of $66.74. The amount he borrowed was $3000. Instead of making his 24th payment, Enrique is paying the remaining balance on the loan. How much interest will Enrique save (use the actuarial method)?

A. $470.16 B. $382.29 C. $388.76 D. $393.21

Mathematics

Find an expression for the nth term of the arithmetic sequence.e, e + 7, e + 14, e + 21, e + 28, . . .

A. an = 7n + e B. an = 7n + e - 7 C. an = 7n + e D. an = ne + 7

Mathematics

Find the derivative.y = -10e4x

A. -40xe4x  B. -10xe-40x C. -40e4x  D. -10e-40x 

Mathematics

Solve. = 

A. {15, - 1} B. {- 15, 3} C. {15, - 21} D. ?

Mathematics