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**LHS**= (cos 2x + cos 2y) /(sinx+cosy) = (1-2sin^2x + 2cos^2y - 1)/(sinx + cosy) = (2cos^2y- 2sin...1 Answers · Science & Mathematics · 10/04/2009

**LHS**= left hand side RHS = right hand side In "f = g" "f" would be RHS, and "g" would**LHS**. There is really nothing more to it. Not sure what you mean by "apply".1 Answers · Science & Mathematics · 08/05/2010

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**LHS**= (sec x + tan x) = (sec x + tan x) / 1 = (sec x + tan x) / (sec² x - ...x + tan x) / {(sec x + tan x)(sec x - tan x)} = 1 / (sec x - tanx) = RHS (2)**LHS**= sec x + (cosec x)(cot x) = (1 / cos x) + {(cos x) / (sin² x)} = (sin²...4 Answers · Science & Mathematics · 26/11/2011

**LHS**= (1 / cos x) + tan x = (1 / cos x) + (sin x / cos x) = (1 + sin x) / cos x = [(1 + sin x)(1 − sin x)] / cos x (1 − sin x) = (1 − sin² x) / cos x (1 − sin x) = cos² x / cos x (1 − sin x) = cos x / (1 − sin x) = RHS2 Answers · Science & Mathematics · 11/04/2012

...39;ll do a few of them to give you a start! 42.

**LHS**= 1 - csc(x)sin³(x) = 1 - 1/sin(x)*sin³...symmetric function] = 1 - sin(x) [Cancel 1+sin(x)] =**LHS**Ok, I hope this gives you a start...2 Answers · Science & Mathematics · 01/07/2014

... common denominators and adding the fractions to get:

**LHS**= sin(A)/[1 + cos(A)] + [1 + cos(A)]/sin(A) = sin^2(A...4 Answers · Science & Mathematics · 26/08/2011

... make 2k^-1 common and add the rest to check later if we can simplify

**LHS**= k^2(2k^2-1)+ (2k+1)(2k+1)^2 using 1 = k^2 (2k^2-1) + (2k+1)(4k^2...2 Answers · Science & Mathematics · 25/06/2009

**LHS**is left hand side of the = sign. I'll bet you can guess what RHS is now.1 Answers · Science & Mathematics · 14/07/2012

RHS = "Right Hand Side"

**LHS**= "Left Hand Side" consider the equation : x + 3 = y + 8 The**LHS**of that equation is "x + 3" The RHS of the equation is "y + 8"8 Answers · Science & Mathematics · 04/09/2008

(1 - sin x)/cos x = cos x/(1 + sin x) work on

**LHS**... multiply numerator and denominator by (1 + sin x)/(1 + sin x) [which is equal to...2 Answers · Science & Mathematics · 04/11/2013

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