Square Root Of 1991 In Simplest Radical Form

Simplify the square root of 1991 to its lowest radical form.

ANSWER: Square root of 1991 is the simplest radical form.

Square root of 1991 is the simplest radical form. is in the lowest radical form.

Simplified Radical Form of √1991

One of the main facts used to simplify square roots is that the square root of a product is equal to the product of square roots: √(x×y) = √x×√y

Explanation:

When we find square root of any number, we take one number from each pair of the same numbers from its prime factorization and we multiply them.

Step 1: List Factors

To simplify √1991, we need to divide into factors.

√1991 = √11 x √181

Step 2: List Perfect Squares

1 is a perfect square and divides 1991

Step 3: Divide To Perfect Square

Divide 1991 by the largest perfect square you found in the previous step:

Step 4: Calculate The Square Root

Calculate the square root of the largest perfect square:

Final Step :

Put Steps 3 and 4 together to get the square root of 1991 in its simplest form: Square root of 1991 is the simplest radical form.

How do you simplify √1991

The general approach is to first check if it is a perfect square. If so, you have the answer. If it is not a perfect square, see if any of its factors are perfect squares, or can be combined to make square numbers.

Find the lowest prime number that can divide 1991. Divide 1991 repeatedly using the long division method till you reach 1.

A pair of factor 'twins' under a square root sign (radical) form a single factor outside of it.

Factors that do not have a twin remain under the radical. Multiply them back together and leave them in there.

So, the answer is Square root of 1991 is the simplest radical form..

Simplified Decimal Form of √1991

The square root of 1991 is approximately 44.621 when expressed in decimal form and you can find additive inverse of a decimal number.

Calculation Table:

Square Root Answer Calculation
√6 Square root of 6 is the simplest radical form. √2 x √3
√32 4√2 √2 x √2 x √2 x √2 x √2
√11 Square root of 11 is the simplest radical form. √11
√716 2√179 √2 x √2 x √179
√751 Square root of 751 is the simplest radical form. √751
√574 Square root of 574 is the simplest radical form. √2 x √7 x √41
√5673 Square root of 5673 is the simplest radical form. √3 x √31 x √61
√7407 3√823 √3 x √3 x √823
√5861 Square root of 5861 is the simplest radical form. √5861

Convert any root forms to simplest radical form.

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