Give all solutions of the nonlinear system of equations, including those with nonreal complex components. xy = 72y2 - x2 = 7
A. {(2i
, -i
), (-2i
, i
), (
, 
), (-
, -
)}
B. 
C. 
D. 
Answer: C
Mathematics
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Translate the sentence into an equation using the variable x.5 times a number equals 8 less than 6 times the number.
A. 5x = 8 - 6x B. 5x - 8 = 6x C. 5x = 8 - 6 D. 5x = 6x - 8
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Solve by the substitution method. x + 2y = 26x + 3y = 3
A. No solution B. (0, 1) C. (-1, 0) D. (1, 0)
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Answer the question as instructed.Evaluate 12.
A. 21
B. 1
C. 2
D. 
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Provide an appropriate response.In a circle graph, the circle itself represents 100% and each section of the circle illustrates a part of the total quantity.
A. True B. False
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