Approximate the area under the curve and above the x-axis using n rectangles. Use right endpoints.f(x) = 2x2 + x + 3 from x = -2 to x = 1; n = 3
A. 25
B. 13
C. 17
D. 21
Answer: B
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Evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 69,984?
Provide an appropriate response.Given the function f(x) = 
find: (a)the domain(b)f(0)(c)f(2)(d)f(-2)(e)f(-3)
What will be an ideal response?
Provide an appropriate response.Evaluate with a calculator: log9 27
A. 1.5000 B. 0.9542 C. 1.4314 D. 3.2958
Solve the problem.A ball is thrown vertically upward with an initial velocity of 192 feet per second. The distance in feet of the ball from the ground after t seconds is 
For what intervals of time is the ball less than 512 above the ground (after it is tossed until it returns to the ground)?
A. {x ? 4 sec < x < 8 sec} B. {x ? 0 sec < x < 3.5 sec and 8.5 sec > x > 12 sec} C. {x ? 0 sec < x < 5.5 sec and 6.5 sec > x > 12 sec} D. {x ? 0 sec < x < 4 sec and 8 sec > x > 12 sec}