Solve the problem.Approximate the area under the graph of f(x) = 2x2 + x + 3 from -2 to 1 by partitioning the interval into 3 subintervals of equal length and choosing t to be the right endpoint.
A. 17
B. 25
C. 21
D. 13
Answer: D
Mathematics
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Use the order of operations to simplify the expression.
3?
3
A. 
B. 
C. 
D. 
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Solve the equation.5 + 6 ln x = 2
A. 
B. 
C. {e -1/2}
D. 
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Find the square roots of the number. Approximate the answer to the nearest hundredth whenever appropriate.
A. - 
, 
B. - 
, 
C. - 
, 
D. - 
, 
Mathematics
Simplify.
A. 
B. - 
C. - 
D. 
Mathematics