Complete the identity.
= ?
A. 
B. 
C. 
D. 
Answer: A
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Determine whether the spending pattern described is at, above, or below the national average. Assume that any salaries or wages are after tax. 
A couple under the age of 30 has a combined household income of $4200 per month and spends $210 per month on entertainment.
A. above average B. below average C. at average
Decide whether the statement makes sense. Explain your reasoning.Apartments in a new building can either be bought or rented. Gale calculated that it would be cheaper for her to buy. Gale's brother did the same calculations for himself for the same apartment and found that it would be cheaper to rent.
What will be an ideal response?
Find the indicated sum.
A. 18 B. 14 C. 20 D. 30
Find the exact value of the expression.tan 105°
A. 
B. 
C. -2 - 
D. 2 + 