Web29 Mar 2024 · Transcript. Ex 8.3 ,5 If sec 4A = cosec (A – 20°), where 4A is an acute angle, find the value of A. sec 4A = cosec (A – 20°) cosec (90 – 4A) = cosec (A – 20°) … WebTrigonometry. Solve for ? sec (x)=- square root of 2. sec(x) = −√2 sec ( x) = - 2. Take the inverse secant of both sides of the equation to extract x x from inside the secant. x = …
Ex 8.3, 5 - Class 10 Trigonometry - If sec 4A = cosec (A - 20)
WebThe value of secant 60 degrees is equal to 2. To define the secant function of an acute angle, consider a right triangle ABC provided with the angle of interest and the sides of a … WebIf sec theta =x+1/4x then prove that sec theta +tan theta =2x or 1/2x. Find the answer to this question along with unlimited Maths questions and prepare better for JEE 2024 exam. … free fujifilm finepix software download
Finding the Derivative of sec^2 (x) - Study.com
WebSec4 A−sec2 A = sec2 A (sec2 A−1) = (1+tan2 A)tan2 A = tan2 A+tan4 A 60 Share Still did not understand this question? Connect to a tutor to get a live explanation! Talk to a tutor … Web= 2 [2 sec 2 x tan 2 x + sec 4 x] = 2 sec 2 x [2 tan 2 x + sec 2 x] Answer: The second derivative of sec square x is 2 sec 2 x [2 tan 2 x + sec 2 x]. Example 3: Prove that the derivative of sec square x is 2 sec 2 x tanx using the trigonometric identity 1 + tan 2 x = sec 2 x. Solution: We know that 1 + tan 2 x = sec 2 x. Webtan 2 (t) + 1 = sec 2 (t) 1 + cot 2 (t) = csc 2 (t) Advertisement. Note that the three identities above all involve squaring and the number 1. You can see the Pythagorean-Thereom … bls healthcare provider online renewal course