Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 4, [0, 2?], midpoint
A. 
B. 
C. 
D. 
Mathematics
Solve the rational inequality.
> 
A. No solution B. (-?, -5) C. (-5, ?) D. (-?, ?)
Mathematics
Solve the equation.8x + 20 = 0
A. 
B. 
C. 
D. 
Mathematics
Solve.
= 
A. 
B. 
C. 
D. 
Mathematics