You can use GeoGebra
to complete the square of a quadratic expression, using either CAS
or Algebra View
.
GeoGebra
Instruction 1
Algebra View
or CAS
under View
in Menu
. CompleteSquare
in an empty row. Then you’ll see the following: CompleteSquare(<Quadratic Function>)
<Quadratic Function>
and press Enter
. CompleteSquare(<Quadratic Function>)
in CAS
, you can choose to get the exact value written with fractions.