Complete the square to write the equation in the form 
+ 
= 1 or 
+ 
= 1.25x2 + 9y2 + 50x - 36y - 164 = 0
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
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Round the number to the given place value.A publishing company sold 37,265,591 books last year. Round the number of books sold to the nearest ten million.
A. 37,000,000 B. 37,270,000 C. 30,000,000 D. 40,000,000
Compute the average rate of change of f from x1 to x2. Round your answer to two decimal places whenappropriate. Interpret your result graphically.f(x) = -3x + 3, x1= -6 and x2= -3
A. 2; the slope of the line passing through (-6, f(-6)) and (-3, f(-3)) is 2. B. -3; the slope of the line passing through (-6, f(-6)) and (-3, f(-3)) is -3. C. -4; the slope of the line passing through (-6, f(-6)) and (-3, f(-3)) is -4. D. 3; the slope of the line passing through (-6, f(-6)) and (-3, f(-3)) is 3.
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 20x3 + ?x2 + 
A. Yes; degree 6 B. No; x2 has a non-integer coefficient C. Yes; degree 5 D. Yes; degree 3
For the given functions f and g, find the requested composite function.f(x) = 
, g(x) = 8x - 6;
Find (f ? g)(x).
A. 8
- 6
B. 8
C. 2
D. 2