Find the formula and limit as requested.For the function f(x) = 2x2+ 4, find a formula for the upper sum obtained by dividing the interval [0, 3] into n equal subintervals. Then take the limit as n?? to calculate the area under the curve over [0, 3].
A. 12 + 
; Area = 18
B. 12 + 
; Area = 30
C. 12 + 
; Area = 30
D. 12 + 
; Area = 12
Answer: C
Mathematics
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Provide an appropriate response.Given 
f(x) = Ll, 
f(x) = Lr , and Ll = Lr, which of the following statements is false? I. 
f(x) = Ll II. 
f(x) = Lr III. 
f(x) does not exist.
A. none B. II C. III D. I
Mathematics
Evaluate the determinant by inspection.
A. 112 B. 49 C. -112 D. -175
Mathematics
Match the graph to the correct inequality.
A. y ? -3x + 1 B. y ? 3x + 1 C. y ? 3x + 1 D. y ? -3x + 1
Mathematics
Use a proportion to solve the problem.The 5th hole at the Riverwoods Golf Course is 375 yards long. How long would it be on a model with a scale of 2.5 inches to 75 yards?
A. 93.75 inches B. 12.5 inches C. 187.5 inches D. 6.25 inches
Mathematics