Suppose that ? is in standard position and the given point is on the terminal side of ?. Give the exact value of the indicated trig function for ?.(0, -9); Find cos ?.

A. 0
B. 9
C. 1
D. -9


Answer: A

Mathematics

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Provide an appropriate response.A concrete worker is asked to pour a square patio that is 200 ft2 What is the length of each side? Round to tenths.

Fill in the blank(s) with the appropriate word(s).

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Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.

A.   -  i
B. -  -  i
C. -  - i
D. -  + i

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Evaluate.log51

A. x = 5
B. x = 
C. x = 1
D. x = 0

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For the following rational function, identify the coordinates of all removable discontinuities and sketch the graph. Identify all intercepts and find the equations of all asymptotes.f(x) =  

A. removable discontinuity at ;
no x-intercept, no y-intercept;
asymptotes x = 2, y = 0

B. removable discontinuity at ;
no x-intercept, no y-intercept;
asymptote x = -2

C. no removable discontinuities;
no x-intercept, no y-intercept;
asymptotes x = 2, x = 0, y = 0

D. no removable discontinuities;
no x-intercept, no y-intercept;
asymptotes x = -2 x = 0, y = 0

Mathematics