Give the equation of the line illustrated.
A. x = 1
B. x = -1
C. y = -1
D. y = 1
Answer: D
Mathematics
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Solve the system by the addition method.2x2 + y2 = 173x2 - 2y2 = -6
A. {(1, 3), (-1, -3)} B. {(2, 3), (2, -3), (-2, 3), (-2, -3)} C. {(2, -3), (-2, 3)} D. {(1, 3), (1, -3), (-1, 3), (-1, -3)}
Mathematics
Solve the equation by completing the square.
x2 + 
x - 
= 0
A. {
, - 
}
B. {
, 
}
C. {
, - 
}
D. {
, - 
}
Mathematics
Graph the ellipse. Label the intercepts.25x2 + y2 - 100 = 0
A. (-2, 0), (2, 0), (0, -5), (0, 5)
B. (-5, 0), (5, 0), (0, -2), (0, 2)
C. (-2, 0), (2, 0), (0, -10), (0, 10)
D. (-10, 0), (10, 0), (0, -2), (0, 2)
Mathematics
Simplify.(7x2)2
A. 49x4 B. 7x2 C. 49x8 D. 7x4
Mathematics