exam
Maths Puzzle
Numerical Ability
What is the area defined by the following graphs:
|x|+|y| is greater than or equal to 2 and |x|+|y| is less than or equal to 5
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exam Other Question
prove that the roots of the equation (x-a)(x-b)+(x-b)(x-c)+(x-c)...
are real and equal when a=b=c?
A. Solve the following quadratic equations. Make sure to show all your work. Do not use any method (e.g., factoring, completing the square, quadratic formula, graphing) more than