stormserena
15.11.2021 •
Mathematics
7.(i) Express 5x^2-15x+1 in the form p(x+q)^2+r,where p,q and r are constants. (ii)Hence state the least value of x^2-15x+1 and the value of x at which this occurs.
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Ответ:
{x| -7 =< x <= -1}
Step-by-step explanation:
I'm not totally sure about this, but I think i got it right?