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1.05 Solving quadratic equations

Interactive practice questions

Solve the equation $x^2=25$x2=25.

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

Easy
< 1min

Solve for $x$x:

$x^2-25=0$x225=0

Easy
< 1min

A quadratic equation has solutions $x=\pm5$x=±5. What must the equation be?

Easy
< 1min

How many real solutions does the following equation have?

Easy
< 1min
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Outcomes

MA11-1

uses algebraic and graphical techniques to solve, and where appropriate, compare alternative solutions to problems

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