Determine the x- and y-intercepts on the graph of the equation.y = 6.4x + 44.8
A. x-intercept is -44.8; y-intercept is -7
B. x-intercept is 7; y-intercept is -44.8
C. x-intercept is -6.4; y-intercept is 6.4
D. x-intercept is -7; y-intercept is 44.8
Answer: D
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Find the derivative.y = 
A. 
+ 
B. 
C. 
- 
D. 
Find the center (h, k) and radius r of the circle with the given equation. x2 - 2x + 1 + (y + 3)2 = 49
A. (h, k) = (3, -1); r = 49 B. (h, k) = (1, -3); r = 7 C. (h, k) = (-3, 1); r = 7 D. (h, k) = (-1, 3); r = 49
Find the square root. If the number is not real, say so.
A. -14 B. 28 C. Not a real number D. 14
The bar graph shows the number of new residents in several towns during the years 1999 to 2001. Use the graph to answer the question. 
What was the increase in the number of new residents in Middleton from 1999 to 2000?
A. 32 B. 30 C. 52 D. 54