Provide an appropriate response.Graph the expression cos x + sin x tan x on your calculator. Determine what constant or single circular function is equivalent to the given expression.
Fill in the blank(s) with the appropriate word(s).
sec x
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Add.-22 + 6 + (-20)
A. 4 B. -36 C. 8 D. 48
Solve the problem.A moving firm charges a flat fee of $40 plus $35 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation.
A. y = 40x - 35 B. y = 35x + 40 C. y = 35x - 40 D. y = 40x + 35
Simplify the expression. Write the result using positive exponents only.(-4)-2
A. -16
B. 
C. - 
D. 16
Solve the problem.A piece of land is shaped like a right triangle. Two people start at the right angle at the same time, and walk at the same speed along different legs of the triangle while spraying the land. If the area covered is changing at 
how fast are the people moving when they are 
from the right angle? (Round approximations to two decimal places.)
A. 0.40 m/sec B. 0.20 m/sec C. 12.50 m/sec D. 0.80 m/sec