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Earn +20 ptsQ: What is the square root of 4 times the sq-rt of 81 8?
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What is the square root of 4 over 81?
sqrt(4/81) = sqrt(4)/sqrt(81) = 2/9
What is the square root of eighty one?
Square root of 81 has two solutions: SQRT(81) = +9 and -9 SQRT(81) = +9. The square root function has just a single output for every input. It, by definition, returns the positive 2nd root of the function. So SQRT(x) is always non-negative. This is distinctly different than saying, "what number squared equals 81?" That refers to solutions to the equation x^2 = 81, of which there are two.....+9 and -9.
A number whose positive square root is whole is a whole number?
Examples of such numbers are 49, where sqrt(49) = 7, 81, where sqrt(81) = 9. Such numbers are called square numbers.
What is the square root of 64 divided by 81?
0.7901
What is the square root of 81 and 169?
Oh, dude, the square root of 81 is 9 because 9 times 9 is 81. And the square root of 169 is 13 because 13 times 13 is 169. It's like basic math, man.
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