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Maths Puzzle
Numerical Ability
A bag of fertilizer covers 6000ft2. How many bags are needed to cover an area of 26,000ft2?
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book Other Question
For the function f(x)= -x^2-6x-8
(a) Find the line of symmetry
(b) State whether there is a minimum or a maximum and find that value
(c) Find the range
please help me. I am trying to find the vertex, domain and range of
y = x^2 - 4x. my graph is not coming out right.