Use the given information to find the exact value of the trigonometric function.cos ? = - , sin ? > 0Find cos .

A.
B.
C. - 
D. - 


Answer: A

Mathematics

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Provide an appropriate response.The face value of a promissory note is the amount due to be paid at maturity.

A. True B. False

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A 5-ft tall man is walking away from a street light 10 ft high at a speed of 5 ft/sec. How fast is the tip of his shadow moving along the ground? ? 

A. 3 ft/sec B. 16 ft/sec C. 5 ft/sec D. 10 ft/sec

Mathematics

Fill in the blank with either =, <, or > to make the statement true. ?     

A. = B. > C. <

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Solve.77 + 4x + 3 = 12x

A. x = 13 B. x = 8 C. x = 10 D. x = 11

Mathematics