Actually it's C={x:x < 9}, does that mean x is lesser than 9 ? Thanks
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Originally Posted by FailInMaths Actually it's C={x:x < 9}, does that mean x is lesser than 9 ? Thanks Yes, you're right. is the set theoretic way of saying the interval .
Originally Posted by Chris L T521 Yes, you're right. is the set theoretic way of saying the interval . Thanks !