Done!
andi did a test. the test had 20 questions. for each correct answer he gains 5 points and if he errs he loses 2 points. andy ans
2 answers:
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1:-
0.25
- it should be in p/q form
- q not equal to zero hence proved
2:-
Its Slightly false.
Counter example :-
The sum of two rational numbers is may be rational. The sum of two irrational numbers is always irrational.”
ex:-
3:-
NOTA