exam Maths Puzzle Numerical Ability

evaluate each function for the value specified



f(x)=x^2-7x+10;



find:


(a) f(0)
(b) f(5)
(c) f(-2)

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exam Other Question

Find the axis of symmetry.
y=x^2-9x-2
Hi, I'm having trouble with a couple linear algebra questions. I understand Gauss-Jordan elimination very well, but these questions ask you to work the other way (you are given se