JEE MAIN - Mathematics Hindi (2023 - 25th January Morning Shift - No. 9)
माना $$\mathrm{y}(x)=(1+x)\left(1+x^{2}\right)\left(1+x^{4}\right)\left(1+x^{8}\right)\left(1+x^{16}\right)$$ है । तो $$x=-1$$ पर $$y'-y''$$ बराबर है :
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