Askor mentioned: I thought trigonometric substitution only get the job done if there is offered a sq. root like ##sqrt x^two + 2 ##. No. Trig substitution is helpful Should you have the sum or big difference of squared conditions - they needn't be within a square root. These thoroughly https://gabletoppak.com/eco-friendly-packaging-solutions-for-dairy-products-in-india/
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