Find the foci of the hyperbola.x2 - 
= 1
A. (0, 
) and (0, -
)
B. (
, 0) and (-
, 0)
C. (0, 
) and (0, -
)
D. (
, 0) and (-
, 0)
Answer: D
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What will be an ideal response?
Solve the problem. Round to the nearest cent.On January 1, the unpaid balance in an account was $108. A payment of $55 was made on January 27. The finance charge rate was 1.5% per month of the average daily balance. Find the finance charge for the month of January.
A. $2.42 B. $1.49 C. $0.80 D. $1.62
Change the logarithmic expression to an equivalent expression involving an exponent.ln 
= -5
A. -5e = 
B. 
-5 = e
C. 
e = -5
D. e-5 = 
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A. Base: 11, exponent: 11y B. Base: 11, exponent: y C. Base: y, exponent: 11 D. Base: 11y, exponent: 11