Question

Write the following as intervals and also represent on real line.

{x:x∈R,-3 < x ≤7}

{x:x∈R, -11 < x < -7}

{x:x∈R, 0 ≤x <11}

{x:x∈ R,2 ≤x≤ 9}​

Answer 1

Answer:

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1. ( -3,7]

2. ( -11 , -7)

3. [ 0 , 11 )

4. [ 2 , 9 ]