Find the sum of the sequence.
A. 8
B. 6
C. 14
D. 20
Answer: D
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Find an expression equivalent to the given expression.
sinh (x4 - 4x)
A. cosh (x4 - 4x) B. (4x3 - 4) cosh (x4 - 4x) C. (4x3 - 4) sinh (x4 - 4x) D. (-4x3) cosh (x4 - 4x)
Solve the problem.Two boats leave a dock at the same time. One boat is headed directly east at a constant speed of 35 knots (nautical miles per hour), and the other is headed directly south at a constant speed of 22 knots. Express the distance d between the boats as a function of the time t.
Fill in the blank(s) with the appropriate word(s).
Solve.The cost in dollars of manufacturing x lawn mowers is given by 
a. Complete the following table and graph the results.
b. Find the number of lawn mowers that can be manufactured for $20,400
What will be an ideal response?
Factor when possible.y9 + 1
A. (y + 1)(y2 - y + 1)(y6 - y3 + 1) B. (y - 1)(y + 1)(y6 - y3 + 1) C. (y - 1)(y2 + y + 1)(y6 + y3 + 1) D. (y3 + 1)(y6 - y3 + 1)