exam
Maths Puzzle
Numerical Ability
Solve for k: (2k-5)/-4 > 5
The answer given was (-theta, -15/2)
But, I think the answer should be (-15/2, theta)
How do I know for certain which side the theta is on?
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exam Other Question
"Given the solutions of a quadratic equation, is it possible to reconstruct the original equation? Why or Why not?"
a.) Addition: 3x+7y=4
x-2y=-2
b.) Substitution: 5x-5y=-5
y=2x+0
c.) Add or Substitute: -4x-4y=-33
y=x+9