Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = 2x + 4, [0, 2], left-hand endpoint
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the center and the radius of the circle.x2 + y2 - 14x + 10y + 74 = 9
A. (-7, 5), r = 9 B. (7, -5), r = 3 C. (5, -7), r = 9 D. (-5, 7), r = 3
Mathematics
Combine. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The area of a square is numerically 4 less than the perimeter. Find the length of the side, if the side is greater than 1.
A. 2 units B. 9 units C. 8 units D. 5 units
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Write the fraction as a decimal.
A. 0.04 B. 0.4 C. 0.004 D. 4.0
Mathematics