exam
Maths Puzzle
Numerical Ability
The supplement of an angle is 60 degrees less than twice the supplement of the complement of the angle. Find the measure of the complement.
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exam Other Question
1.) graph: 5x^2 + 4y^2 + -25x + -36x + 45
thank you very much this will be helpful
C= 6000
_______
200 - 2x
The cost, in millions of dollars, to remove x% of pollution in a lake modeled by the formula above.
What is the cost to remove 75% of the pollutant?