Use the even-odd properties to find the exact value of the expression. Do not use a calculator.tan (-?)
A. 1
B. 0
C. -1
D. undefined
Answer: B
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Find the APR to the nearest 0.5%. Use the Annual Percentage Rate table if necessary.
A newlywed couple bought a washer and dryer for $950. They paid 5% down and then paid 12 monthly payments of $77.26. Determine the APR of the loan to the nearest 0.5%.
A. 4.0% B. 5.5% C. 5.0% D. 4.5%
Provide an appropriate response.Make up a word problem which uses the missing-addend model of subtraction to illustrate 250 - 130.
What will be an ideal response?
Find the mean for the list of numbers.Prices of shoes in Sonya's closet: $39.72, $71.06, $57.15, 
Round answer to the nearest cent.
A. $54.00 B. $57.15 C. $45.00 D. $39.72
Solve the following system by any appropriate method. If there is no real number solution, so state.xy = 2x + y = 3
A. (2, -1), (1, -2) B. (-2, -1), (-1, -2) C. (2, 1), (1, 2) D. (-2, 1), (-1, 2)