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Does excel have a quadratic equation solver...

Excel’s Goal Seek feature is like a magic wand for solving equations. It lets you find the input value needed to achieve a specific output value.

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Quadratic equation solver

Here’s how you can use it to solve quadratic equations:

Write the quadratic equation as a formula in a cell. For instance, in cell , you can enter , where is a blank cell that will act as your variable x.
Go to the Data tab, and under the Forecast group, click What-If Analysis, then choose Goal Seek.
In the Goal Seek dialog box, set the cell with your equation () to 0 by changing cell .
Click OK, and Excel will find a root for you.

Keep in mind, Goal Seek finds only one root at a time, so you might need to adjust your starting value in to find the other root if it exists.

If you're looking for a more sophisticated way to handle quadratic equations, Excel's Solver add-in can be your best friend.

Solver is designed to find optimal solutions to various problems, including finding roots of equations. Here’s how you can use it:

First, ensure Solver is enabled. Go to File > Options > Add-ins, select Solver Add-in,