Q. 203.7( 4 Votes )

Evaluate the following limits:



Answer :

To Find: Limits


NOTE: First Check the form of imit. Used this method if the limit is satisfying any one from 7 indeterminate form.


In this Case, indeterminate Form is


[NOTE: 1 – cos x = 2 sin2(x/2)]


Formula used: = 1


So, by using the above formula, we have


=


Divide numerator and denominator by x2, we have


= = = = =


[NOTE: = ]


Therefore, =


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