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Nov 17, 2013 · A much better question is 'why don't I get extraneous solutions when I add 5 to both sides of an equation?' In the grand scheme of things, 'reversible' steps that don't introduce …
Jan 2, 2022 · we can square both side like this: $ x^2= 2$ But I don't understand why that it's okay to square both sides. What I learned is that adding, subtracting, multiplying, or dividing both …
Mar 30, 2019 · You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation …
Apr 20, 2016 · 2 You can square it like that, and the equality will still hold - remember these expressions are equal, so squaring them mean they are still equal. This can, however, produce …
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Jun 14, 2023 · If you allow the use of special functions such as the Gamma function, the lower incomplete Gamma function and the regularized Gamma function, then the PDF and CDF of the …
May 26, 2020 · I took a look at square root. Squaring the number means x^2. And if I understood the square root correctly it does a bit inverse of squaring a number and gets back the x. I had a …
May 7, 2015 · You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation and how …
May 9, 2017 · If we square a function, what happens to its Fourier transform? Ask Question Asked 8 years, 3 months ago Modified 8 years, 3 months ago
7 Short answer: We can't simply square both sides because that's exactly what we're trying to prove: $$0 < a < b \implies a^2 < b^2$$ More somewhat related details: I think it may be a …
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