Solve the problem.The accompanying tables represent a function f that converts seconds to hours and a function g that converts hours to days.
Express (f -1?g -1)(x) symbolically.
A. (f -1?g -1)(x) = 86,400x
B. (f -1?g -1)(x) =
C. (f -1?g -1)(x) =
D. (f -1?g -1)(x) = 86,400x2
Answer: A
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Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.x2 - 25x + 625
A. (x + 25)2 B. (x - 25)2 C. Prime D. (x + 25)(x - 25)
Solve the triangle. Round lengths to the nearest tenth and angle measures to the nearest degree.
A. A = 47°, B = 29°, C = 104° B. A = 104°, B = 29°, C = 47° C. A = 104°, B = 47°, C = 29° D. A = 47°, B = 104°, C = 29°
Solve the logarithmic equation.log2 x = log 7
A. x =
B. x = 49
C. x = 2
D. x = 14
In a TV game show, four prizes are hidden on a game board which contains 80 spaces. One prize is worth $4,000, two prizes are worth $2,000, and the other prize is worth $100. The remaining spaces contain no prizes. The game show host offers a sure prize of $100 not to play this game. Should the contestant choose the sure prize or play the game? ?
A. doesn't matter B. play C. don't play