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.f(x) = 2x3 - 1 from x = 1 to x = 6; n = 5
A. 825
B. 850
C. 800
D. 875
Answer: D
Mathematics
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Perform the operation.3 + 2.87
A. 5.97 B. -0.13 C. 5.87 D. 0.13
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Determine an expression for the instantaneous velocity of an object moving with rectilinear motion according to the function given, if s represents displacement in terms of time.s = 6t4 - 7t2 - 10t + 3
A. 6t3 - 7t - 10 B. 0 C. 24t3 - 14t - 10 D. 72t2 - 14
Mathematics
The Roman numeral CXII can be written as the Hindu-Arabic number
A. 62 B. 107 C. 57 D. 42
Mathematics
Evaluate the expression using the given values.
; x = -3, y = 1, z = 4.
A. - 1
B. 
C. 
D. 1
Mathematics