exam
Maths Puzzle
Numerical Ability
For all x>0 and y>0, the radical expression: square root of 3 divided by 3 times the square root of x minus the square root of y.
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I am really stuck on this.
The demand equation for a certain type of printer is given by
D = - 200p + 35,000
The supply equation is predicted to be
S= - p2 + 400p - 20,
what is the solution set for the system
9x-12y=1 and -3x+4y=27