Give the coordinates of the specified point.
I
A. (-5, -4)
B. (4, -5)
C. (-5, 4)
D. (-4, -5)
Answer: A
Mathematics
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Solve the trigonometric equation in the interval [0, 2?) by first squaring both sides.
cot x = 1 - 
csc x
A. 
B. ?
C. 
D. 
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Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.-7x
A. Monomial, degree 0 B. Monomial, degree -7 C. Monomial, degree 1 D. Binomial, degree 0
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Find the focus and directrix of the parabola with the given equation.x2 = 5y
A. Focus: 
, directrix: x = - 
B. Focus: 
, directrix: y = 
C. Focus: (0, 5), directrix: y = - 5
D. Focus: 
, directrix: y = - 
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Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.
A. (0, -1, 4) B. no solution C. (4, 0, -1) D. (4, -1, 0)
Mathematics