iGCSE (2021 Edition)
14.01 Simple quadratic equations (Extended)
Interactive practice questions
Solve $x^2=25$x2=25 for $x$x.
Enter each solution on the same line, separated by a comma.
Easy
< 1min
Solve $x^2=121$x2=121 for $x$x.
Enter each solution on the same line, separated by a comma.
Easy
< 1min
Solve $x^2-121=0$x2−121=0 for $x$x.
Enter each solution on the same line, separated by a comma.
Easy
< 1min
Solve $x^2-10=15$x2−10=15 for $x$x.
Enter each solution on the same line, separated by a comma.
Easy
< 1min
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