Question

Please tell the answer

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

1)Given set :

M={x/x is a letter of word "collection"}

M={c,o,l,e,t,i,n}

2)Given numbers are 8 and 18

Let they be a=8 and b=18

We know that the mean proportion of a and b is √ab

=>√8×18

=>√144

=12

Mean proportion of 8 and 18 is 12