Question 49
MediumOriginal questionWhich real numbers satisfy both and ?
Show the answer and explanation
CorrectNot quiteAnswer A
Correct answer: A
Explanation
The first gives and the second .
No number is both below and above 2: the system has no solution.
Worth noting
is the gap between the two, where neither holds.
- Concept
- A system with no solution
- Typical timeTypical
- 90 s
- Your timeYours
- —
Practise this chapter →
Ten questions from Numerical Inequalities, at your own pace.