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- Use the Table of Integrals in the back of your textbook to evaluate the integral: +C Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining. Email Instructor I sec² (6t) tan² (6t) √4-tan² (6t) dt Page generated at 10/23/2022 at 05:49pm MST WebWork 1996-2021| theme: math4 | ww_version: 2.16 | pg_version 2.16| The WeBWork ProjectQuestion * By completing the square, dx the integral J is equal to: (x+5)Vx²+10x+21Evaluate the integral using the indicated trigonometric substitution. (Use C for the constant of integration.) 4x2 - 25 dx, -극 sec(8) X = X Sketch and label the associated right triangle. CHOICE A CHOICE B V4x - 25 V4x - : - 25 2х CHOICE D CHOICE C 2 x V4 x2 - 25 V4 x - 25 O