Quadratic Relations

Solve for $x$`x`:

$x^2-5=31$`x`2−5=31

Write all solutions on the same line, separated by commas.

Easy

< 1min

Consider the equation $y=\left(3x+5\right)\left(x-5\right)$`y`=(3`x`+5)(`x`−5).

Easy

2min

Solve $x^2=2.39$`x`2=2.39

Easy

1min

Solve $3y-15y^2=0$3`y`−15`y`2=0

Easy

1min

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Solve quadratic equations that have real roots, using a variety of methods