exam
Maths Puzzle
Numerical Ability
The boundary line of y>3 is graphed, how do I determine the correct half-plane and complete the graph?
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exam Other Question
A manufacturer of lighting fixtures has daily production costs modeled by y=0.25x^2-10x+800 where y is the total cost in dollars and x is the number of fixtures produced
How many fixtures should be produced each day to yield a minimum cost?
Using the quadratic formula, solve the following equation for X.
Express your solution both in radical format and as decimals rounded to two decimal places.
3x^2+9x=-4