Determine two pairs of polar coordinates for the point with 0° ? ? < 360°.(5
, 15)
A. (10, 30°), (-10
, 330°)
B. (10, 30°), (-15
, 330°)
C. (10, 60°), (-10
, 240°)
D. (10, 300°), (-10
, 60°)
Answer: C
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Solve the following system of equations. Round your answers to two decimal places.
What will be an ideal response?
8x2 + 10x + 12x + 15
A. (8x - 3)(x - 5) B. (2x - 3)(4x - 5) C. (8x + 3)(x + 5) D. (2x + 3)(4x + 5)
Provide an appropriate response.Determine whether a linear or quadratic function would be a more appropriate model for the graphed data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the coefficient of x2 should be positive or negative. DENTAL FLOSS USE 
Years since 2000
A. Quadratic; positive B. Linear; negative C. Quadratic; negative D. Linear; positive
Answer the question.Which one of the equations below matches the graph?
A. y = 2 cos
B. y = 4 sin
C. y = 4 cos
D. y = 4 cos