Simplify. 
A. 
B. 
C. 
D. 
Answer: B
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The following table shows the running speed R, in centimeters per second, of ants as a function of the temperature T in degrees Celsius. Explain in practical terms the meaning of the slope of the regression equation. T 25.6 30.3 32.3 34.8 R 2.16 3.18 4.89 4.77? ?
A. An increase of 1 degree in temperature results in an increase of 0.32 centimeters per second in running speed. B. An increase of 1 degree in temperature results in an increase of 0.44 centimeters per second in running speed. C. An increase of 1 degree in temperature makes the running speed 0.32 times faster. D. An increase of 1 degree in temperature makes the running speed 0.44 times faster.
Find the equation of the axis of symmetry.f(x) = (x + 8)2 - 5
A. x = 8 B. x = -8 C. x = 5 D. x = -5
Provide an appropriate response.Let sk denote the kth partial sum of the alternating harmonic series. Compute 
, 
, and 
. Which of these is closest to the exact sum (ln 2) of the alternating harmonic series?
A. 
B. 
C. 
Find area of figure. Round to the nearest hundredth if necessary.
(Use 3.1 4 for ? .)
A. 33.59 in.2 B. 59.87 in.2 C. Not enough data D. 40.64 in.2