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No Calculation Needed?

Algebra Level 2

\[ \large x^2 - 123x + 456789 = 0 \]

Given that the equation above has no real roots. Which of the following options is correct?

\[123^2 - 4(456789) < 0 \] \[123^2 - 4(456789) = 0 \] \[123^2 - 4(456789) > 0 \]

Excel in math and science

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Our wiki is made for math and science

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examples, and problems from the community.

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by Chung Kevin

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