1.

If y = 1 +x +(x^2)/(2!)+x^3/(3!)+....+ x^n(n!)then (dy)/(dx) is equal to

Answer»

y
`y + x^N/(n!)`
`y - (x^n)/(n!)`
`y - 1 - (x^n)/(n!)`

ANSWER :C


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