Let 
. Sketch the region R under the graph of f on the interval [0, 4], and use a Riemann sum with four subintervals of equal length 
to approximate the area of R. Choose the
representative points to be the right endpoints of the subintervals.
?
A. ?
Area approximation with a Riemann sum with four subintervals is 28 sq units.
?
B. ?
Area approximation with a Riemann sum with four subintervals is 36 sq units.
?
C. ?
Area approximation with a Riemann sum with four subintervals is 32 sq units.
?
D. ?
Area approximation with a Riemann sum with four subintervals is 40 sq units.
?
Answer: D
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Find the integral.
A. tan 2x + C
B. 
tan2 x + C
C. 
tan x + C
D. sec 2x + C
Graph the solution of the quadratic inequalities on a number line and write the solution in interval notation. p2 + 5p + 6 > 0
A. (-2, ?)
B. (-?, -3)
C. (-3, -2)
D. (-?, -3) ? (-2, ?)
Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists, state this.log8x = -2
A. 256
B. 
C. 
D. 64
Find the relative extrema of the function. List your answers in terms of ordered pairs. Then sketch a graph of the function.
