exam
Maths Puzzle
Numerical Ability
|1/2X-3|-4=6
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exam Other Question
The inventor of a new product believes that the cost of
producing the product is given by the function C(x)= 1.75x+7000
If the inventor charges $4 per unit, then her profit for
y=x^2x-15 to solve x^2+2x-15=0.