Graph the circle.x2 + y2 - 4x + 4y = -4
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the inequality. -2x? 6
A. x? –3 B. x? –3 C. x? 3 D. x< –3 E. x? –3
Mathematics
Find an equation for the ellipse described.Focus at (-4, 0); vertices at (±8, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Divide and, if possible, simplify.
÷ 
A. 
B. 
C. z - 2
D. 
Mathematics
Solve the system by graphing on a calculator. Round to the nearest hundredth if necessary.y = log10(x + 7)y = x3
A. {(0.97, 0.90)} B. {(-2.5, 1.49)} C. {(-1.83, 1.64), (1.68, 2.16)} D. {(2.07, 0.69)}
Mathematics