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Q: Which two square roots are used to estimate the square root of 42?

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Square root 64 and square root 81

The square root of 36 and the square root of 49.

Square root of 64 and square root of 81, perhaps.

The square root of eight is in between the square root of 7 and the square root of 9, which equals 3.

+6.5 and -6.5, possibly.

The two square roots used are 2 and 3, since 2 and 3 squared are 4 and 9, respectively. Since 5 is between 4 and 9, we can deduce that the square root of 5 is between 2 and 3.

The answer is 2i. When dealing with negative square roots, the expression i is used to represent the square root of -1.

The answer is 2i. When dealing with negative square roots, the expression i is used to represent the square root of -1.

The answer is 2i. When dealing with negative square roots, the expression i is used to represent the square root of -1.

If you have a square root of a number, that means that your "square root" squared (multiplied by itself) will give you your original number. For example: * The square root of 4 is 2. * 2 x 2 is 4.

If it asks for the opposites, then add a negative.

There are no explicit symbols. The non-negative square toot is called the principal square root.

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