TMUA Y and A Tutoring Paper 2 with Answers and Hints · Question 19

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Y and A Tutoring Paper 2 with Answers and Hints · Q19

Paper 2Logic & proof

Which of the following statements are true?

I There exists a real $y$ such that for all real $x$ , $y>x$

II There exists a real $x$ such that for all real $y$ , $x+y>xy$

III For all real $x$ , there exists real $y$ such that $x-y=xy^2+1$

Anone of them

BI only

CII only

DIII only

EII and III only

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