Graph the equation using the slope and the y-intercept.-3x - y = 0
A. 
B. 
C. 
D. 
Answer: B
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Identify the coefficients of the polynomial.5w6 + 4w5 - 
A. 5, -4, - 
B. 5, -4, 
C. 5, 4, -6
D. 5, 4, - 
Discuss the equation and graph it.r = 
A. directrix parallel to polar
axis 2 below pole
focus (0, 0), vertex 
B. directrix perpendicular to polar
axis 2 left of pole
focus (0, 0), vertex 
C. directrix perpendicular to polar
axis 2 right of pole
focus (0, 0), vertex 
D. directrix parallel to polar
axis 2 above pole
focus (0, 0), vertex 
Test the equation for symmetry with respect to the given axis, line, or pole.r = 3 + 3 cos ?;
the line ? = 
A. may or may not have symmetry with respect to the line ? = 
B. has symmetry with respect to the line ? = 
Solve.Newton's Law of Cooling states that if a body with temperature T1 is placed in surroundings with temperature T0 different from T1, then the body will either cool or warm to temperature T(t) after time t, in minutes, where 
A cup of coffee with temperature 105°F is placed in a freezer with temperature 0°F. After 5 minutes, the temperature of the coffee is 69.3°F. What will its temperature be 20 minutes after it is placed in the freezer? Round your answer to the nearest degree.
A. 18°F B. 16°F C. 17°F D. 20°F