Which pair of functions are inverses of each other? A f(x) = { + 4 and g(x) = 3x - 4
B. f(x) = { and g(x) = 5x3
c. f(x) = ? - 6 and g(x) = 36
D. f(x) = 2x - 9 and g(x) = 7

What are the solutions to the equation 4x2+3x=24-x

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Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?