exam
Maths Puzzle
Numerical Ability
State the domain and range.
F(x)=-x^2+3
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exam Other Question
Determine whether the function is invertible. If it is, find the inverse.
{(-14,2),(20,1),(3,20)}
This is asking to find the distance between (6,0)and (-7,0)
I am getting stuck on the first step, how do bracket (0,0)?
please help