exam
Maths Puzzle
Numerical Ability
What is the range and the first and third quartiles of the data set?
14,16,12,15,22,18,16,10,12
A. 22,12,17 B. 22,15,17 C. 12,12,17 D. 12,12,15
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exam Other Question
Multiply and simplify
(10x-4^2)
(4x^2-20x+25)x (2x^3-5x^2)
directions....find the sum and product of the roots of each quadratic equation.
x^2+8x=-7