Combine like terms and write the resulting polynomial in descending order of powers.8x8 - 7x7 - 5x6 - 2 + 3x8 - 5x7 - 5x6 + 8
A. -11x42 + 6
B. 11x8 - 12x7 - 10x6 + 6
C. -7x8 - 7x7 + 16x6 - 4
D. 11x16 - 12x14 - 10x12 + 6
Answer: B
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Solve the problem.The average cost per unit, y, of producing x units of a product is modeled by
Describe the company's production level so that the average cost of producing each unit does not exceed 
.
A. Not more than 200,000 units B. At least 200,000 units C. Not more than 100,000 units D. At least 100,000 units
Multiply and simplify. 
? 
A. - 
B. -5q + 6
C. 5q - 6
D. 
Set the viewing rectangle of your graphing calculator to 
by 
to solve the problem.Graph the following set of parametric equations for 0 ? t ? 2? and identify the letter of the alphabet that the graph resembles.x1 = -1 + 1.8 cos(0.5t),y1 = -1 - 2.25 sin(0.5t)x2 = 0.8,y2 = -1 + 
A. b B. r C. d D. J
Determine the integral by making an appropriate substitution.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C