IXL | Estimate positive square roots

Complete the following statement. Use the integers that are closest to the number in the middle.

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question

Complete the following statement. Use the integers that are closest to the number in the middle.

key idea

Taking the square root (

) is the inverse of squaring. For example, 9 = 3 since 9 = 32.

A perfect square is the result when a whole number is multiplied by itself. The square root of a perfect square is always a whole number.

solution

Find the perfect squares that are just below and just above 34.

The perfect square just below 34 is 25:

= 5

The perfect square just above 34 is 36:

= 6

, so 5 <

< 6.

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Lesson: Square roots

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