Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.5x2 - 1 = y + 2x
A. Hyperbola
B. Circle
C. Ellipse
D. Parabola
Answer: D
Mathematics
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Write the decimal number that represents the shaded part. 
A. 0.667 B. 0.4 C. 2.5 D. 1.5
Mathematics
Perform the arithmetic.-2 + (-3)
A. -5 B. 5 C. 1 D. -1
Mathematics
Add or subtract. Then simplify by collecting like radical terms, if possible.7 
+ 3 
A. -4 
B. 10 
C. 10 
D. 10 
Mathematics
The function f has multiplicative growth with factor k.Find f(1) given f(-1) = 
and k = 8
A. f(1) = 8
B. f(1) = 1
C. f(1) = - 
D. f(1) = -8
Mathematics