Write the expression in lowest terms.
A. -
B.
C.
D.
Answer: D
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Solve the problem.Does the graph of the function y = tan x - x have any horizontal tangents in the interval If so, where?
A. Yes, at x = , x =
B. Yes, at x = 0, x = ?, x = 2?
C. No
D. Yes, at x = ?
Solve the problem.A straight trail with a uniform inclination of 13° leads from a lodge at an elevation of 900 feet to a mountain lake at an elevation of 8900 feet. What is the length of the trail (to the nearest foot)?
A. 9134 feet B. 35,563 feet C. 8210 feet D. 39,564 feet
Solve the problem.To save for retirement, you decide to deposit $2500 into an IRA at the end of each year for the next 40 years. If the interest rate is 9% per year compounded annually, find the value of the IRA after 40 years. (Round to the nearest dollar.)
A. $30,413,398 B. $844,706 C. $772,666 D. $76,024
Solve the problem.Given f(x) = 1 tan x, for what values of x is f(x) > -1 on the interval ?
A.
B.
C.
D.