Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.y = 
from x = 1 to x = 6; n = 5
A. 5.8000
B. 18.2667
C. 19.6000
D. 11.6000
Answer: D
Mathematics
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Solve the equation.125x3 + 3 = 75x2 + 5x
A. 
B. 
C. 
D. 
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Differentiate.x sin x
Fill in the blank(s) with the appropriate word(s).
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Find the center of mass of a thin plate of constant density covering the given region.The region bounded by y = 6 - x and the axes
A. 
= 18, 
= 18
B. 
= 6, 
= 6
C. 
= 36, 
= 36
D. 
= 2, 
= 2
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Find the cofactor of the indicated element.a13
A. -5 B. -8 C. -1 D. 1
Mathematics