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- sqrt(1) - sqrt(-400) = -1 - 20i, where "i" is the imaginary unit.

- sqrt(1) - sqrt(-400) = -1 - 20i, where "i" is the imaginary unit.

- sqrt(1) - sqrt(-400) = -1 - 20i, where "i" is the imaginary unit.

- sqrt(1) - sqrt(-400) = -1 - 20i, where "i" is the imaginary unit.

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The answer the square root of 400 minus the square root of 196?

The square root of 400 is 20, as 20 multiplied by 20 equals 400. The square root of 196 is 14, as 14 multiplied by 14 equals 196. Therefore, the expression simplifies to 20 - 14, which equals 6.


What is the Square root of negative 400?

sqrt(-400) => sqrt(400 X -1) => sqrt(400) X sqrt(-1) => +/- 20 X 'i' (NB Small/lower case 'i' is the symbol for square root of '-1'. So the answer is +/-20i NB Mathemticians for centuries have pondered over a solution for the square root of '-1'. If you know the answer let the mathemtical world. know!!!!!!


How do you simplify the square root of 400?

sqrt(400) = sqrt(20 x 20) sqrt(400) = 20


What is the root of 400?

The square root of 400 is 20.


Is the square root of 400 a terminating or a repeating decimal?

Neither because the square root of 400 is 20


What is the square root of 400?

20 and -20


What is 400 1616 to the square root?

The square root of 4,001,616 is approximately 2000.404


Is 400 square root an irrational number?

The square root of 400 is 20, which is a rational number because it can be expressed as the fraction 20/1. Therefore, 400's square root is not an irrational number; it is a whole number.


What is the square root of 71?

it is 400


What is square root of 400?

20


What square number is between 400 to 450?

The square root of 400 is 20, and the square root of 450 is approximately 21.21. Therefore, the square number between 400 and 450 is 441, which is the square of 21.


Is the square root of 400 irrational or rational?

The square root of 400 is rational because it can be expressed as a whole number. Specifically, the square root of 400 is 20, which is a rational number since it can be represented as a fraction (20/1). Therefore, it is not an irrational number.