Question

Find out the error in the attachment​

Answer 1

Answer:

Actually there is no error in the attachment

For example here the person who proved the result has considered that

a variable 10N = 9.999....

and proved that 1 = 0.999999....

That's what calculus deals with it allows very minor approximations as coorect

HOPE YOU UNDERSTAND ✔️✔️✔️✔️✔️✔️