Calculate square root without a calculator
Estimate Square of estimate High/low 2.4 5.76 Too low 2.45 6.0025 Too high but real close 2.449 5.997601 Too low 2.4495 6.00005025 Too high so the square root of 6 must be between 2.449 and 2.4495. 2.4493 5.99907049 Too low 2.4494 5.99956036 Too low, so ....
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