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) = x2 - 2, [0, 8], midpoint
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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For which value of x does 
reach a maximum? Restrict your attention to the horizontal span of 0 to 12. Round your answer to two decimal places.
?
A. 1.55 B. 3.17 C. 0.06 D. 7.09
Mathematics
Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(6, 9)} B. {(9, -3)} C. {(9, 6)} D. {(5, 7)}
Mathematics
Find the sum of the first 190 natural numbers. ?
A. 17,955 B. 17,954 C. 18,145 D. 18,050 E. 18,335
Mathematics
Solve. Remember to insert units when writing your answer.A floor tile is 20.75 cm wide. How many tiles in a row are needed to cross a room 7.885 m wide?20.75 cm
7.885 m
A. 3.8 tiles B. 380 tiles C. 3800 tiles D. 38 tiles
Mathematics