top | item 47055436 The mathematical mystery inside the shooter Quake 3 2 points| emmelaich | 11 days ago |scientificamerican.com 2 comments order hn newest emmelaich|11 days ago https://archive.is/MexwV dekhn|11 days ago "If I asked you to calculate the inverse square root of 26 without a calculator, you’d probably be stuck for a while—and honestly, so would I."Um, 5*2 is 25 and 6*2 is 36 so we know the square root of 26 is between thos two and likely a lot closer to 5.1.And 1/5 = 0.2. The correct answer is .196 plus a few irrelevant digits.
dekhn|11 days ago "If I asked you to calculate the inverse square root of 26 without a calculator, you’d probably be stuck for a while—and honestly, so would I."Um, 5*2 is 25 and 6*2 is 36 so we know the square root of 26 is between thos two and likely a lot closer to 5.1.And 1/5 = 0.2. The correct answer is .196 plus a few irrelevant digits.
emmelaich|11 days ago
dekhn|11 days ago
Um, 5*2 is 25 and 6*2 is 36 so we know the square root of 26 is between thos two and likely a lot closer to 5.1.
And 1/5 = 0.2. The correct answer is .196 plus a few irrelevant digits.