Change the polar coordinates (r, ?) to rectangular coordinates (x, y).(6, 225°)
A. (-3
, -3)
B. (3, 3
)
C. (-3
, -3
)
D. (3
, 3)
Answer: C
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Solve the problem.Alamo, Brushy, Chet, and Dolly are in an armadillo race. Chet is the slowest. Dolly is faster than Alamo, but slower than Brushy. Name the finishing order of the armadillos.
A. Alamo, Dolly, Brushy, Chet B. Brushy, Alamo, Dolly, Chet C. Brushy, Dolly, Alamo, Chet D. Alamo, Brushy, Dolly, Chet
Find the equation of the line of best fit from the data in the table. Round the slope and the y-intercept to the nearest hundredth.
A. y = 0.43x + 4.98 B. y = 0.73x + 4.98 C. y = 0.53x + 4.88 D. y = 0.63x + 4.88
Find the average rate of change for the function over the given interval.Find the average rate of change from (-1, 3) to (2, -3).
A. 
B. -2
C. - 
D. 2
Add.
x2 - 
x + 
A. 
x2 + 
x + 
B. - 
x2 - 
x + 
C. - 
x2 + 
x + 
D. 
x2 - 
x + 