obtain all the zeroes of the polynomial f(x) = 2x4+x3-14x2-19x-6 if two of its zeroes are 1 and -1
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two zeroes are 1 and -1
therefore (x - 1) and (x + 1)
multiply to get
x^2 - 1
divide this by the equation to get
quotient 2x^2 + x - 12 and remainder -18x -18
simplify 2x^2 + x - 12 to get two zeroes
(-1 - √97)/4 and (-1 + √97)/4
therefore (x - 1) and (x + 1)
multiply to get
x^2 - 1
divide this by the equation to get
quotient 2x^2 + x - 12 and remainder -18x -18
simplify 2x^2 + x - 12 to get two zeroes
(-1 - √97)/4 and (-1 + √97)/4
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