Convert the polar equation to a rectangular equation.r = 5 csc ?
A. y2 = 5
B. x2 + y2 = 5
C. x = 5
D. y = 5
Answer: D
Mathematics
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Identify the equation as either an identity or not.sin 
= sin A + cos A
A. Identity B. Not an identity
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Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log4(16x)
A. 2log4x B. 2x C. 8 + log4x D. 2 + log4x
Mathematics
Determine the vertex of the graph of the parabola.y = x2 - 4x + 6
A. (2, -2)
B. (2, 2)
C. 
D. (2, -4)
Mathematics
Find all solutions to the equation. Express the solution in degrees.cot x + 
= 0
A. 150° + 360°n B. 150° + 180°n C. 330° + 360°n D. 150° + 180°n or 330° + 360°n
Mathematics