Solve the problem.Estimate the "RRAM" area under the graph of the function above the x-axis and under the graph of the function from 
to 
Use 5 subintervals.
A. 15.5
B. 16.5
C. 10.0
D. 12.5
Answer: D
Mathematics
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Solve the problem.Suppose that R ={(x, y): 0 ? x ? 9, 0 ? y ? 8},R1 = {(x, y): 0 ? x ? 9, 0 ? y ? 7}, andR2 = {(x, y): 0 ? x ? 9, 7 ? y ? 8}. Suppose, in addition, that
dA = 5, 
dA = 9, and 
dA = 4.Use the properties of integrals to evaluate 
A. 45 B. 90 C. 0 D. 54
Mathematics
Solve the compound inequality. Graph the solution set and write the solution in interval notation.x ? -1 and x ? -2
A. (-?, -2]
B. [-2, ?)
C. (-?, -2] ? [-1, ?)
D. [-2, -1]
Mathematics
Solve the equation.8(y + 6) = 10y + 48
A. -48 B. 48 C. 0 D. 96
Mathematics
Find the unknown length in the right triangle. If necessary, round to the nearest tenth.
A. 352 ft B. 176 ft C. 18.8 ft D. 22 ft
Mathematics