Complete the identity.
= ?
A. tan ? + cot ?
B. tan ? + tan ?
C. cot ? + tan ? tan ?
D. tan ? + cot ?
Answer: A
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Provide an appropriate response.A major advantage to using an escrow account is:
A. all of these apply to escrow B. it assures the lending agency that property taxes and insurance will be paid in a timely fashion C. the borrower is not required to include an amount for property taxes and insurance each month with their mortgage payment D. the monthly mortgage payment will be reduced by the tax and insurance payment
For the function f, use composition of functions to show that f-1 is as given.
, 
What will be an ideal response?
Decide whether the given number is a solution of the given equation.Is 7 a solution of 7x = 56 - x?
A. Yes B. No
You stop at a self-service gas station to buy 15 gallons of 87-octane gasoline at $2.1 a gallon. The gas pump is accurate to within 
of a gallon. How much might you be undercharged or overcharged?
Round your answer to two decimal places.
?
A. $0.42 B. $2.1 C. $0.21 D. $4.20 E. $0.021