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Grade: 12
        
Solve this without completely using the L’Hospital Rule.
one year ago

Answers : (2)

Arun
23032 Points
							
Dear student
 
ise the formula of cos C – cos D
 
2 sin (x + sin x)/2 *  sin (x- sinx)/2 / x^4
 
now multiply and divide by (x+ sinx)/2 and  (x – sinx)/2 to make it in yhe form of sin (f(x)) /f(x) where f(x) tends to zero.
 
hope it helps
in case of any difficulty please feel free to ask.
one year ago
Rithvik
46 Points
							It is very simple dear.
use the formula of cos C – cos D
 
2 sin (x + sin x)/2 *  sin (x- sinx)/2 / x^4
 
now multiply and divide by (x+ sinx)/2 and  (x – sinx)/2 to make it in yhe form of sin (f(x)) /f(x) where f(x) tends to zero.
 
If u cant get the answer ask me again.
 
8 months ago
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