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Earn +20 ptsQ: Is 18 a square number
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Is the square root of negative 18 rational or irrational?
It is neither because the square root of -18 is an imaginary number but the square root of 18 is irrational
True or false is 18 a square number?
False
What least number multiply to 18 to make it perfect square?
It is 2 times 18 = 36 which is a perfect square number because 6 time 6 = 36
What is the product of the 6th square number and the 2nd square number?
18
Is there a square root for the number 648?
The square root of 648 is 18 times the square root of 2. 648 has no perfect square root.
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