Determine whether the expression is a polynomial. If it is, state how many terms and variables the polynomial contains. Then state its degree.2x-1y-3 - 4y
A. Yes; 2; 2; 4
B. Yes; 2; 2; -4
C. Yes; 1; 1; -3
D. No
Answer: D
Mathematics
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Find the mean, median, and mode. Round to the nearest tenth when necessary.Given these board lengths: 2, 4, 5, 13, 14
A. 6, 5, none B. 7.6, 5, none C. 6.6, 5, 5 D. 7.6, 5, 4
Mathematics
Find the equation of the parabola corresponding to the given information.The parabola has focus ( 0 , -3 ) and directrix y = 3.
A. x = - 
y2
B. y = - x2
C. y = - 
x2
D. y = 
x2
Mathematics
Graph the circle.x2 + (y - 3)2 = 36
A. 
B. 
C. 
D. 
Mathematics
Suppose the point (2, 4) is on the graph of y = f(x). Find a point on the graph of the given function.y = 4f(x)
A. (5, 3) B. (3, 8) C. (8, 4) D. (2, 16)
Mathematics