Solve the system by the addition method.2x2 - 2y2 = 422x2 + 3y2 = 62
A. {(5, -2), (5, 2)}
B. {(5, 2), (-5, 2), (5, -2), (-5, -2)}
C. {(-5, -2), (-2, -5)}
D. {(5, 2), (2, 5), (-5, -2), (-2, -5)}
Answer: B
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Find a formula for the inverse of the function described below.A size 34 dress in Country C is size 9 in Country D. A function that converts dress sizes in Country C to those in Country D is 
A. f-1(x) = x + 8 B. f-1(x) = 2(x + 8) C. f-1(x) = 2x + 8 D. f-1(x) = 2(x - 8)
Find the first six terms of the sequence.a1 = 2, a2 = 0; for n ? 3, an = an-1 - an-2
A. 2, 0, -2, -2, 0, 2 B. 2, 0, 2, 2, 1, 3 C. 2, 0, -2, -4, -6, -8 D. 2, 0, 2, 0, 4, -6
Find an equation of variation in which y varies inversely as x and the following is true.y = 26, when x = 4
A. y = 
B. y = 
C. y = 6.5x
D. y = 
Find the absolute value.|0|
A. 2 B. 0 C. 1 D. -1