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The equation x² + bx + c = 0 has no real roots. Which… | StemPy Lab

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The equation x² + bx + c = 0 has no real roots. Which pair could b and c be?

MathematicsMediumHigh School (9–10)GeneralAlgebra › Quadratic Equations Algebra › Pairs of Linear Equations

Created by StemPy Lab

The equation $x^2 + bx + c = 0$ has no real roots. Which pair could $b$ and $c$ be?

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← The two roots of x² - 5x + k = 0 differ by exactly 1. What is k?A ball's height is h = 25t - 5t² metres after t seconds. For how long is it higher than 20 m? →

More onAlgebra › Quadratic Equations Algebra › Pairs of Linear Equations

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