calcules help needed

Calculus
Tutor: None Selected Time limit: 1 Day

Apr 28th, 2015

Now, as θ becomes very close to 0 (θ [img src="http://www.themathpage.com/aCalc/calc_IMG/Rarrow.gif" width="24" height="15" alt="Right arrow">0),  cos  becomes very close to 1; therefore,  1 − cos θ becomes very close to 0.  The expression in the middle, being less than 1 − cos θ, becomes even closer to 0 (and on the left is bounded by 0), therefore the expression in the middle will definitely approach 0.  This means:


Apr 28th, 2015

can you write it by hand


Apr 28th, 2015

r=2(1-cos(theta))

Apr 28th, 2015

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