Find the opposite of the polynomial.-21x3 + x2 - 16
A. -16x3 + x2 - 21
B. 21x3 + x2 + 16
C. 21x3 - x2 + 16
D. 21x3 - x2 - 16
Answer: C
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The polar coordinates of a point are given. Find the rectangular coordinates of the point.
A. 
B. 
C. 
D. 
Solve the problem.The Neighborhood Lemonade Stand, Inc. reported net incomes of -$332, -$274, and -$295 for the past three years. What was its total net income for these three years?
A. -$901 B. -$569 C. $901 D. -$606
Solve the problem.In 2007, business analysts estimated that the number of skilled carpenters working in a certain city was decreasing each year. The number of employed carpenters in a given year is 27 - 5n hundred fewer than the previous year. Find the decrease in employed carpenters in 2010, if year 1 is 2007. Find how many total hundred carpenters became unemployed from 2007 through 2010.
A. 7 hundred carpenters; 58 hundred carpenters B. 7 hundred carpenters; 51 hundred carpenters C. 7 hundred carpenters; 36 hundred carpenters D. 12 hundred carpenters; 51 hundred carpenters
Find the sum.-3 + 2
A. 5 B. -1 C. -5 D. 1