NDA Math Differential Equation

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Question : 4 of 70

Marks: +1, -0

If ‌

d

dx

(‌

1+x4+x8

1−x2+x4

)=ax+bx3, then which one of the following is correct ?

[NDA II 2022]

a=b
a=2b
a+b=0
2a=b

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