examday

Community mocks

Y and A Tutoring Paper 2 with Answers and Hints · Q16

Paper 2Logic & proof

Let xx be a real number.

Which one of the following statements is a sufficient condition for exactly three of the other four statements?

Ax≥0x\ge0
Bx=1x=1
Cx=0 or x=1x=0\text{ or }x=1
Dx≥0 or x≤1x\ge0\text{ or }x\le1
Ex≥0 and x≤1x\ge0\text{ and }x\le1

Read the questions freely. Sign in to check your answer, see the worked solution and save your progress.

Sign in to check your answerPractise the whole paper →