Which of the following is solution set of 4x = y and 2x2 - y = 0? A. { (0.5, - 0.5), (2, - 8) } B. { (0, 0), (2, 8) } C. { (1.5, 2), (8, 2) } D. { (-1.5, - 2), (2, 8) }

Question

Mathematics

Lana Moran

11 January, 11:11

Which of the following is solution set of 4x = y and 2x2 - y = 0? A. { (0.5, - 0.5), (2, - 8) } B. { (0, 0), (2, 8) } C. { (1.5, 2), (8, 2) } D. { (-1.5, - 2), (2, 8) }

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Answers (1)

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Rachael Norton · Answer 1

4x = y

2x^2 - y = 0

2x^2 - 4x = 0

2x (x - 2) = 0

2x = 0 or x - 2 = 0

x = 0 or x = 2

y = 4 (0) or y = 4 (2)

y = 0 or y = 8

Therefore, solution set is { (0, 0), (2, 8) }