Write the vector v in the form v1i + v2j, given 
and the direction angle ? of v.
= 9, ? = 90°
A. 9j
B. 9i - 9j
C. 9i + 9j
D. 9i
Answer: A
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A. Diverges B. Converges
Factor completely. If a polynomial cannot be factored, say it is prime.xy + 10x - 2y - 20
A. (x + 10)(y - 2) B. (x - 10)(y + 2) C. (y - 10)(x + 2) D. (y + 10)(x - 2)
The circle graph below shows us how an average consumer spends money. Use this information to answer the question. 
Suppose your family spent $53,000 on the items in the graph above. How much might we expect was spent on food?
A. $10,600.00 B. $9275.00 C. $5300.00 D. $7950.00
Solve.Your cable bill increased last year. For the first 5 months your bill was $28.89 each month. For the remaining 7 months it was $30.89 each month. Find the mean amount of your cable bill for the year.
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