Determine whether the given function is one-to-one. If it is one-to-one, find its inverse function.f(x) = 6x + 7
A. one-to-one function; f-1(x) = 
B. one-to-one function; f-1(x) = 
C. one-to-one function; f-1(x) = - 
D. not a one-to-one function
Answer: B
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Write the compound statement in words.Let p: Babies eat bananas. q: Babies wear plastic bibs.p ? q
A. Babies eat bananas and babies wear plastic bibs. B. Babies wear plastic bibs and babies eat bananas. C. Babies eat bananas or babies wear plastic bibs. D. Babies eat bananas or babies do not wear plastic bibs.
Solve.Jameel's cellular phone plan gives him 550 anytime minutes per month for a monthly access fee of $45.99. Minutes in excess of 550 are charged at the rate of $0.42 per minute. Last month, Jameel used his cellphone for 629 minutes. How much was he charged?
A. $33.17 B. $81.54 C. $310.17 D. $79.17
Subtract the integers.25 - (-43)
A. 59 B. 86 C. 68 D. 77
Find the indicated sum. Find the sum of the first 8 terms in the geometric series 3 - 6 + 12 - . . .
A. -255 B. 765 C. -765 D. -257