Write the equation of a line through the given points in the form 
, where A, B, and C are integers and A > 0.(9, 5), (-4, 5)
A. x = 5
B. x = -5
C. y = 5
D. y = -5
Answer: C
Mathematics
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Graph the equation.9x2 + 25y2 - 36x - 50y - 164 = 0
A. 
B. 
C. 
D. 
Mathematics
Classify as either true or false.|x| is always positive.
A. True B. False
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Solve the problem.A vibrating wire has a vertical displacement given by 
Assume b and t are constants. Write y as a cosine function of x.
A. y = 18 cos(2?x + bt) B. y = 9 cos(2?x + bt) C. y = 9 cos(2?x - bt) D. y = cos(2?x - bt)
Mathematics
Find the exact value of 
.
?
A. 
B. 
C. 
D. 
E. 
Mathematics