Write the quotient in the form a + bi.
A. 
- 
i
B. - 
- 
i
C. 
D. 
+ 
i
Answer: D
Mathematics
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Express the trigonometric function in terms of the same function of a positive acute angle.tan 127°
A. -tan 8° B. tan 8° C. tan 53° D. -tan 53°
Mathematics
Use a graphing calculator to plot the data and find the quadratic function of best fit.A rock is dropped from a tall building and its distance (in feet) below the point of release is recorded as accurately as possible at various times after the moment of release. The results are shown in the table. Find the regression equation of the best model. 
A. y = 15.95x2 B. y = -74.9 + 290 lnx C. y = - 148.4 + 112x D. y = 13.0 e0.686x
Mathematics
Approximate to the nearest hundredth.-61/2
A. 2.45 B. 36 C. -6 D. -2.45
Mathematics
Simplify.|-6| - |-40|
A. 34 B. 46 C. -46 D. -34
Mathematics