Calculate the arc length of the curve y=ln(cos x) from x=0 to x=÷. You will need to use the following integration formula: sec x dx In sec x + tan x| + C. Show and explain ALL your work (Step by Step)

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A: Given differential equation (sin y -2ye-x sinx ) dx+ (cosy+2e-x cos x ) dy=0

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A: To

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Q: 1. A function f(x, y) is homogeneous of degree 7 in x and y if and only if, , 5x -2y' 2. The functio...

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A: Topic:- trigonometry  

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A: Follow the procedure given below.

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Q: 1. A function f(x, y) is homogeneous of degree 7 in x and y if and only if , 2. The function f(x, y)...

A: Topic:- calculus