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The principal square root is a positive number which, when multiplied by itself, gives the original number.
The second square root is the negative of the principal square root.
So, for example, starting with 144.
The principal square root is 12 because 12*12 = 144
and the second square root is -12.
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Every positive number has two square roots a square root and its opposite?
the answer is opposite for apex users and its true
What is the nonenegative square root of a number?
Every number has two square roots ... a positive one and a negative one. Example: +2 and -2 are both square roots of 4, because when you multiply either of them by itself, the answer is 4. The positive square root of a number is the square root that's not negative. The non-negative square root of a number is the positive one.
Do Positive numbers have negative square roots?
Every positive number has two square roots. Their absolute values are the same. One is positive and the other is negative.
Why does every positive number have two square roots?
Square root of 25 is 5 or -5. 5 X 5 is 25 -5 X -5 is also 25 A negative number multiplied by a negative number is always positive.
Why does every positive have two square roots?
Because two negative numbers when multiplied together make a positive number. Second, two positive numbers multiplied together make a positive number. Here is an example: What is the square root of 64? 8 X 8 = 64 -8 X -8 = 64 So the two square roots of 64 are 8 and -8.
