Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 
on [3,7] divided into 4 subintervals (Round to the nearest hundredth.)
A. 0.32
B. 0.40
C. 8.89
D. 1.27
Answer: A
Mathematics
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Find the perimeter of the figure.
A. 2448 inches B. 172 inches C. 208 inches D. 104 inches
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Use a radical to write f(x).f(x) = x-2/7
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = - 
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Locate the fraction on the number line.
A.
B.
C.
D.
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Find a and b.If -9 < x < 1, then a < x + 8 < b.
A. a = 1, b = -9 B. a = -17, b = -7 C. a = -1, b = 9 D. a = 17, b = 9
Mathematics