What is 1 divided by square root of 78? (1/√78)

1 divided by square root of 78

Here we will show you how to calculate 1 divided by the square root of 78. In fact, we will show you two different ways of calculating 1 divided by √78. We start by displaying the problem we are solving in mathematical terms, as follows:

1 ÷ √78 =

		1
		√78

Method 1
To solve the problem 1 divided by the square root of 78 using this method, we first find the square root of 78, and then we divide 1 by the answer to the square root of 78.

		1
		√78

≈

		1
		8.8317609

		1
		8.8317609

≈ 0.1132277

Method 2
With this alternate method, we first move the radical from the denominator to the numerator by multiplying the numerator and denominator by √78 like this.

		1 × √78
		√78 × √78

≈

		8.8317609
		78

Then we divide the numerator by the denominator to once again get the answer to 1 divided by the square root of 78.

		8.8317609
		78

≈ 0.1132277

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