The square root of 20 is an irrational number
The square root of 20 is an irrational number that can be expressed as 2 times square root of 5
The square root of any number between 42 = 16 and 52 = 25, eg √17, √20
Because the Square Root of negative 1 = i (The imaginary square root of negative 1.) and where if the square root of one number and of another number are multiplied together, the answer is equal to the square root of the two numbers combined. (Square root of 8 times the square root of 5 equals the square root of 40.) So... √(-20) =√20×√(-1) =√4×√5×i =2i(√5) The answer is 2i times the square root of 5. square root (-20) = square root (-1) x square root (20) square root (-20) = i x 4.47213595 square root (-20) = 4.47213595 i
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The square root of 20 is an irrational number
is the square root f 20 irrational or rational
42 is 16, less than 20 52 is 25, more than 20. so, 20 is not a perfect square, and does not have an integral square root. But, the square root of any integer is either an integer itself, or irrational. So, square root 20 is irrational
The square root of 20 is an irrational number that can be expressed as 2 times square root of 5
Try taking the square root. The square root of a positive integer can only be: * A whole number, in which case it is of course rational, or * Irrational.
sqrt(20)= 4.472135955At nine places and looking very irrational to me!
The square root of 20 is: ± 4.472136The square root of 20 is ± 4.472136 (to 7 sf).A square root of a number is the number that when multiplied by itself equals the given number.
The square root of any number between 42 = 16 and 52 = 25, eg √17, √20
If you mean the square root is 20, the answer is 400. If you mean the square root of 20, the answer is about 4.47.
Because the Square Root of negative 1 = i (The imaginary square root of negative 1.) and where if the square root of one number and of another number are multiplied together, the answer is equal to the square root of the two numbers combined. (Square root of 8 times the square root of 5 equals the square root of 40.) So... √(-20) =√20×√(-1) =√4×√5×i =2i(√5) The answer is 2i times the square root of 5. square root (-20) = square root (-1) x square root (20) square root (-20) = i x 4.47213595 square root (-20) = 4.47213595 i
20 is not the square of an integer, the square root of 20 is approximately equal to 4.472.
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