For the pair of functions, find the indicated composition.f(x) =
, g(x) =
Find (f ? g)(x).
A.
B.
C.
D.
Answer: B
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Analyze the situation and explain how you would make a decision.Your current cell phone company charges $30 per month for unlimited minutes. Another company charges $20 per month for the first 500 minutes plus 5¢ a minute for any additional minutes. Should you keep your current service or switch to the other company?
What will be an ideal response?
Solve.Kimberly Ann takes out a loan on a fixer-upper house. She then spends $3794 in repairs and improvements. She sells the house for $88,210 but pays the new owners $1375 in closing costs. If the pay-off for the loan that she took out to buy the house is $73,824, what is her net? Is it profit or loss?
A. -$164,458, profit B. $9217, profit C. -$164,453, loss D. -$72,449, profit
Sketch the surface z = f(x,y).f(x, y) = 4x2 + 4y2 + 2
A.
B.
C.
D.
Solve the problem.If the probability of rain for the day is 65%, what are the odds against rain?
A. 7 to 13 B. 13 to 7 C. 13 to 20 D. 7 to 20