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Is the square root of 170 a rational number?
No. The only square roots of integers that are rational numbers only when the integer is a perfect square.
Are all square roots rational?
No. A number will have a rational square root, only if both the numerator and denominator of the simplified fraction are squares of integers.
Rational numbers who square roots are whole numbers?
Every integer is a rational number, and some integers are perfect squares. These are the only rational numbers to have an integral square root.
What number does the number -1 belongs?
Integers, odd integers, negative integers, odd negative integers, rational numbers, negative rational numbers, real numbers, negative real numbers, square roots of 1, etc.
How are square roots and rational and irrational numbers related?
A rational number is one that can be expressed as a ratio of two integers, p/q where q > 0. In decimal form, it has a terminating or recurring representation.An rational number is a number than cannot be expressed as a ratio of two integers. In decimal form, it has a infinitely long, non-recurring representation.A square root can be either rational or irrational or neither.Examples:The square roots of 4 are -2 and +2, both rational.The square roots of 2.25 are -1.5 and +1.5, both rational.The square roots of 2 are -1.41421... and +1.41421, both irrational.The square roots of -2 are -1.41421...*i and +1.41421*i, both imaginary.
