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(x+y+z)^(5)=x^(5)+y^(5)+z^(5)+5[x^(4)y+x^(4)z+y^(4)x+y^(4)z+z^(4)x+z^(4)y]+10[x^(3).y^(2)+x^(3).z^(2)+y^(3).x^(2)+y^(3).z^(2)+z^(3).x^(2)+z...
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WE USE CONCEPT OF PERMUTATIONS AND COMBINATIONS IN THE EXPANSION OF (x+y+z)^5 This is the concept behind the binomial expa... -
INVERSE TRIGONOMETRIC FUNCTION y=sinx Note:- Sinx is a function.its mean for every x(x=1,2,3,...n) we get one value .otherwise it...
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