find the zeroes of polynomial p(x)=7x²-5x-2
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To find the zeroes of the polynomial we equate the polynomial to zero
7x^2-5x-2=0
Then factorise this by mid term splitting
7x^2-7x+2x-2=0
7x(x-1) +2(x-1)=0
(x-1)(7x+2)=0
x-1=0 and 7x+2=0
x=1 and x=-2/7
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