µ • § ¶ ß ‹ › « » < > ≤ ≥ – — ¯ ‾ ¤ ¦ ¨ ¡ ¿ ˆ ˜ ° − ± ÷ ⁄ × ƒ ∫ ∑ ∞ √ ∼ ≅ ≈ ≠ ≡ ∈ ∉ ∋ ∏ ∧ ∨ ¬ ∩ ∪ ∂ ∀ ∃ ∅ ∇ ∗ ∝ ∠ ´ ¸ ª º † ‡ À Á Â Ã Ä Å Æ Ç È É Ê Ë Ì Í Î Ï Ð Ñ Ò Ó Ô Õ Ö Ø Œ Š Ù Ú Û Ü Ý Ÿ Þ à á â ã ä å æ ç è é ê ë ì í î ï ð ñ ò ó ô õ ö Right side 12tan^2 (x) from the trig identity sec^2x tan^2x = 1 sec^2x tan^2x 2tan^2x = 12tan^2x simp lying this sec^2x tan^2x So right side now matches left side 👍 Evaluate $\displaystyle \int \tan^2x\sec^2x\,dx$ I tried several methods First method was I changed $\tan^2x = \sec^2x1$, and then substitute $\sec x$ to $t$, but
Integral 1 Tan 2 X Sec 2 X Youtube
