exam Maths Puzzle Numerical Ability

Solve the inequality. Graph the solution set, and write it in interval notation.

-3x is less than or equal to -9

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exam Other Question

directions: use quadratic equation x=-b+(rad)(b^2-4ac)/2a to find theroots of the equation x^2-3x+2=0.(the plus sign by the b has a line under it). i can have one of four answers. A)2 B)2,1 C)-1,-2 D)1,1 1/2. which one is correct? Each of the equal angles of an isosceles triangle measures 25 degree less than twice the vertex angle. Find the measure of the vertex angle.