Question

Queries Related To @HyunnieYoungie

Answer 1

Answers are:\[-\cot x \csc ^{2}x \div \sqrt{\cot ^{2}x +2}\]

Answer 2

Answers for the second one:\[e ^{x}\div (e ^{x}+4)\]

Answer 3

Answers For The third one:\[(\sec \sqrt{x ^{2}+x}) (\tan \sqrt{x ^{2}+x})\div [2 (2x+1) \sqrt{x ^{2}+x}]\]

Answer 4

Thank you~^^