TCS Company Logical Reasoning General Mental Ability

Find the value of “n” where 3^48 + 3^1996 + 3^3943+3^3n.

Read Solution (Total 2)

(3^16 ) ^3+3^1996+3^3943+(3^n)^3
So it is equivalent to a^3+3a^2b+3ab^2+b^3
So,3*(3^16)^2*3^n=3^1996
3^(33+n)=3^1996
n=1963
11 years agoHelpfull: Yes(26) No(1)

1996-48=1948
9 years agoHelpfull: Yes(0) No(0)

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