Question

I do not understand this problem nor how to solve it. It looks like an inequality but I do not see how to solve it.

Answer 1

Actually Welcome to the Concept of the Inequalities.

so after solving we get as,

1) -5<3x+4<40

2) 2nd quadrant 3π/4<s/2<π

Explanation:

Answer 2

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Actually Welcome to the Concept of the Inequalities.

so after solving we get as,

1) -5<3x+4<40

2) 2nd quadrant 3π/4<s/2<π