Solve by Completing the Square x^2-8x-3=0

Math
Add to both sides of the equation.
To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of .
Add the term to each side of the equation.
Simplify the equation.
Tap for more steps…
Raise to the power of .
Simplify .
Tap for more steps…
Raise to the power of .
Add and .
Factor the perfect trinomial square into .
Solve the equation for .
Tap for more steps…
Take the square root of each side of the equation to set up the solution for
Remove the perfect root factor under the radical to solve for .
Remove parentheses.
Add to both sides of the equation.
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Solve by Completing the Square x^2-8x-3=0

Do you need help with math?

Try our mobile app

Our app allows students to get instant step-by-step solutions to all kinds of math troubles.

Our MATH EXPERTS

JackHudson

Charlie Trom

Lucy Evel

Scroll to top