Askor mentioned: I assumed trigonometric substitution only perform if there is on the market a square root like ##sqrt x^two + 2 ##. No. Trig substitution is helpful if you have the sum or big difference of squared conditions - they needn't be inside of a sq. root. Easy to https://gabletoppak.com/how-white-labeling-water-bottles-can-elevate-your-brand-identity/
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