Express the given quantity in terms of sin x or cos x.cos (5? + x)
A. -sin x
B. sin x - cos x
C. cos x
D. -cos x
Answer: D
Mathematics
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Determine the slope of a line parallel to the given line:
a. 
b. -2
c. 
d. 2
Mathematics
Provide an appropriate response.Find the mean of the following (round to nearest tenth): 54, 89, 76, 54, 32
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the slope-intercept form of the line satisfying the given conditions.Slope 8; y-coordinate of the y-intercept - 
A. y = - 
x + 8
B. y = 8x - 
C. y = - 
x - 8
D. y = 8x + 
Mathematics
Use a calculator to find the function value to four decimal places.sec (2.82)
A. -0.9487 B. -1.0540 C. 0.3161 D. -0.3332
Mathematics