Askor claimed: I believed trigonometric substitution only function if there is out there a square root for instance ##sqrt x^2 + 2 ##. No. Trig substitution is useful Should you have the sum or variance of squared phrases - they don't need to be inside of a sq. root. Gabletop https://gabletoppak.com/eco-friendly-packaging-solutions-for-dairy-products-in-india/
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