exam
Maths Puzzle
Numerical Ability
Why does the inequality sign change when both sides are multiplied or divided by a negative number? Does this happen with equations? Why or why not?
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exam Other Question
I am having some problems on these problems
Subtract: Express your answer in simplist form
2/5 - y/y-2
and
Add Express your answer in simplist form
x-13/x^2-x-12+3x
The body mass index is a measure of the risk of heart disease. It is given by the following formula. I = 704.5W over H to the second power. Where W= weight in lbs and H = height in