Question

Some of the steps in the derivation of the quadratic formula are shown.

Answer 1

Answer:

Steps

Start with the standard form of a general quadratic equation. ...

Subtract. ...

Divide both sides by. ...

Complete the square. ...

Write the right side under a common denominator. ...

Take the square root of each side. ...

Isolate x {\displaystyle x} by subtracting. ...

Write the right side under a common denominator.