First, we need to insert the formula, click the Insert menu, and then select the formula here. draw

Here we can see that there are many formulas to choose from. Here we choose a radical.

In this window, we can directly modify or input the data we need.

Of course, sometimes we can click here to manually enter the formula we need, as shown in the figure.

After handwritten input, finally click the Insert button here, and the formula will be inserted into word.

What we want to emphasize here is that after entering one formula, we can continue to enter another formula, and then click the space bar in the window to continue to enter other required contents.

Of course, we can also open the formula editor and insert it into the menu. We can click the object button here, as shown in the figure.

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In the object window, we find Microsoft Formula Editor 3.0, and then click OK. Then we can use the formula editor here to input the formula we need, and then click the mouse to complete it.