Wb Jee
Binomial Theorem
WB JEE 2010
MCQ+1 / -0.252010
If \({(1 - x + {x^2})^n} = {a_0} + {a_1}x + {a_2}{x^2} + \,\,....\,\,{a_{2n}}{x^{2n}}\), then the value of \({a_0} + {a_2} + {a_4} + \,\,....\,\,{a_{2n}}\) is
Wb Jee
WB JEE 2010
If \({(1 - x + {x^2})^n} = {a_0} + {a_1}x + {a_2}{x^2} + \,\,....\,\,{a_{2n}}{x^{2n}}\), then the value of \({a_0} + {a_2} + {a_4} + \,\,....\,\,{a_{2n}}\) is