Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, sin ? > 0Find cos 
.
A. - 
B. 
C. - 
D. 
Answer: B
Mathematics
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Graph the linear equation.4y - 8x = -32
A. 
B. 
C. 
D. 
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Write the proportion.$96 is to $112 as $102 is to $119
A. 
= 
B. 
= 
C. 
= 
D. 
= 
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Find the eccentricity of the ellipse or hyperbola.x2 + 25y2 = 25
A. 
B. 
C. 2
D. 
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Use the slope 
to find an equation of the tangent line to the graph at the given point.
?
?
A. 
B. 
C. 
D. 
E. 
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