PLEASE SHOW THE INDUCTION STEPS ONE BY ONE. please upload a good quality picture with good handwriting thank you Using induction, show that: If Ai, . .. , An are countable for all n є N, then A1 U co...

Question

Question

Using induction, show that: If Ai, . .. , An are countable for all n є N, then A1 U countable. U An is

PLEASE SHOW THE INDUCTION STEPS ONE BY ONE.

please upload a good quality picture with good handwriting thank you

math calculus

Answer 1

Answer #1

we ell tove thix by mathc noati noluction s+0 countable At...-.u ov e taue fox Cgtatement) -Nous Since t rom, Step-IL. S-13 c

I have done it with all steps ....I hope you will get it easily. ..

Answer 2

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