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10-12-2019
Mathematics

contestada

Work out an estimate for square root of 4.92 +2.18 x 7.31

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PollyP52 PollyP52

10-12-2019

Answer:

4.5.

Step-by-step explanation:

4.92 +2.18 x 7.31

= approximately 5 + 2 * 7.5

= 20

Now 4.5 * 4.5 = 20.25 so:

The estimate for the square root is 4.5.

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