Find the domain and range of the inverse of the given function.f(x) = 3.1 + 0.87x
A. Domain: [3.1, ?); range: all real numbers
B. Domain and range: all real numbers
C. Domain: all real numbers; range: (-?, 3.1]
D. Domain: all real numbers; range: [3.1, ?)
Answer: B
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Evaluate.(7x)2/3
A. 7
B. 
C. 
D. 
Use the periodic compound interest formula to solve the problem.Suppose that you have $8000 to invest. Which investment yields the greater return over 4 years: 6.6% compounded monthly or 6.7% compounded quarterly?
A. $8000 invested at 6.7% compounded quarterly over 4 years yields the greater return. B. $8000 invested at 6.6% compounded monthly over 4 years yields the greater return. C. Both investment plans yield the same return.
Find the domain of the rational expression.
A. 
B. 
C. 
D. 
The first card is three or a ten.
Two cards are dealt without replacement from a well-shuffled deck of cards. Find the probability of each event.