exam Maths Puzzle Numerical Ability

The area of the mural is 33 square meters...what is the radius

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exam Other Question

is -x^2 positive while -(x)^2 is negitive or are they both negitive We are in interval notation and I am havibg a hard time with. Could you please help?

We are to use interval notaion for the solution sets.

2<(5-2x)<7

Here is another one 2x-3<5 or 3x-2>13

Thanks