Asked by Math
what is the domain and range of g(m)=m^2 - 5m
Answers
Answered by
Reiny
clearly the domain is any value of m
the function is a parabola , so we need the vertex
the m of the vertex is -(-5)/2 = 5/2 = 2.5
g(5/2) = -6.25
since the parabola opens up, there is a minimum of g(m) of -6.25
domain: m ∊ R
range: m > -6.25 , m ∊ R
the function is a parabola , so we need the vertex
the m of the vertex is -(-5)/2 = 5/2 = 2.5
g(5/2) = -6.25
since the parabola opens up, there is a minimum of g(m) of -6.25
domain: m ∊ R
range: m > -6.25 , m ∊ R
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