Find the solutions to 2x^2-5x-3=0
1 answer:
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<h3>Answer: Choice 2. 
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Explanation:
The rule is that if for some positive number k, then it can be written as the compound inequality
. This is a shorthand way of writing the two inequalities
combined together.
note: is the same as
From here, we replace k with 3
Therefore, turns into
which breaks down further to
The keyword "and" is important as we can't pick one or the other. We must pick both and also
I hope this helps you understand the question better!
