Clavis TMUA Set A Paper 2 · Question 11

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Clavis TMUA Set A Paper 2 · Q11

Paper 2Logic & proof

Which of the following statements is/are true?

I For every real number $x$ there is a real number $y$ such that $y^2=x$ .
II There is a real number $y$ such that for every real number $x$ , $xy=1$ .
III For every real number $x$ there is a real number $y$ such that $x+y=0$ .

Anone of them

BI only

CII only

DIII only

EI and II only

FI and III only

GII and III only

HI, II and III

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