Find the value of the indicated trigonometric function of the angle ? in the figure. Rationalize the denominator where necessary.
Find cos ?.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Write the standard form of the equation of the circle tangent to the y-axis and with center (-3, -6). ?
A. ?
B. 
C. 
D. 
E. 
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4 quarts = 1 ____
A. gallon B. foot C. pint D. cup
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Collect like terms and write in descending order.-9m7 + 5m7
A. -4m7 B. -28m C. Can't be simplified D. -4m14
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Find the zeros of the function. Give exact answers.f(x) = x2 - 6x - 7
A. 1, -7 B. 1, 7 C. -1, 7 D. -1, -7
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