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5 votes
Determine the number of real solutions of -2x² + 5x - 3=0.

5
1 (double root)
0
2

1 Answer

10 votes

Answer:

1

Explanation:

Given a quadratic equation ax² + bx + c = 0, plug the coefficients into the expression b² - 4ac to see what results:

5² - 4(-2 × -3)

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