Question

( +1- )
( -3 x^{3}+8 x^{2}+13 x+4 )
( -3 x^{3}+12 x^{2}-3 x )
( frac{(1)}{-4 x^{2}+16 x+4} )
( -4 x^{2}+16 x-4 )
( begin{aligned} x^{2}-3 x-4 &=x^{2}-4 x+x-4 &=(x-4)(x+1) end{aligned} )

# Q25. Find all the zeroes of the polynomial p(x) = x4-7x3 + 9x2 + 13x-4, if two of its zeroes U julu Vuny vy u Vision algorithm. are 2 + 3 and 2-V 3.

Solution