If y = `1 + x + x^2/(2!) + x^3/(3!) + x^4/(4!) + .....,` then `(d… - Vidyadip

MCQ

If y = `1 + x + x^2/(2!) + x^3/(3!) + x^4/(4!) + .....,` then `(d^2y)/(dx^2)` = ______

A
x
B
-x
C
-y
✓
y

✓

Answer

Correct option: D.

y

D

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