Mathematics, 19.02.2022 19:20 daniecott

To find √15, Ben found 3²-9 and 4²= 16. He said that since 15 is between 9 and 16, √15 must be between 3 and 4. He thinks a good estimate for √15 is 3+4= 3.5. Show the approximate in a 2 number line. Is Ben's estimate high, low or correct? Explain.

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To find √15, Ben found 3²-9 and 4²= 16. He said that since 15 is between 9 and 16, √15 must be betwe...