Web6 feb. 2024 · f '(2.1) = −0.88085 Explanation: We should first find f '(x) using product rule, as the given functon can be written as a product of two functions, as f (x) = ln(xcosx) = cosxlnx Therefore f '(x) = − sinxlnx + cosx x and f '(2.1) = −sin2.1ln2.1 + cos2.1 2.1 = −0.86321 × 0.74194 − 0.50485 2.1 = −0.64045 − 0.24040 = −0.88085 Answer link WebQ: determine the general derivatives f(x)= -3 f(x)= sin x + cos x -sec2x A: Simple use the identity of derivative of constant is zero and derivative of sinx is cosx and… Q: Find the derivative of f(x) = 2 tan^-1(x) 6^x
If f(x) = sinx + cosx, g(x) = x^2 - 1, then g{f(x)} is invertible in ...
Web28 feb. 2024 · Re: If f(x) = x^x,then f(f(x)) = Tue Feb 28, 2024 11:31 am Hello from the GMAT Club BumpBot! Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. Web9 aug. 2014 · In f (x) = ln (cos (x)), we have a function of a function (it's not multiplication, just sayin'), so we need to use the chain rule for derivatives: d dx (f (g(x)) = f '(g(x)) ⋅ … hot springs near caldwell id
If `f(x)=2x+[x]+sinxcosx`, Then f is: - YouTube
Web17 jun. 2014 · f(x ) = [ 1 - lnx ] / x2 Therefore f(1) = (1 - ln (1)) / (1)2 = (1 - 0)/1 [since ln (1) = 0] = 1/1 = 1. If f (x ) = inx / x then f' (1) = 1. The answer is B. answered Jun 17, 2014 by … WebIf f (x) = ln x cos x, then f' (x) = = ( A sin x x sin x B 3 COS с. - In x sin x D COS C + In x sin x This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer Question: If f (x) = ln x cos x, then f' (x) = = ( A sin x x sin x B 3 COS с. - In x sin x D COS C + In x sin x Webf(x)=x dxd (cosx)+cosx dxd (x)=−xsinx+cosx. To find f(x), we differentiate f(x): f (x)= dxd (−xsinx+cosx) =−x dxd (sinx)+sinx dxd (−x)+ dxd (cosx) … hot springs near butte