Question

( 4 x^{4}-20 x^{3}+5 x+23 x^{2}-6=0 )
If two of the zeros are 2 t 3
( 3left[begin{array}{ccccc}4 & -20 & 0 & 0 4 & -20 & 23 & 5 & -6 0 & 8 & -24 & -2 & 6 4 & -12 & -1 & 3 & 0 0 & 12 & 0 & -3 & 0 4 & 0 & -1 & 0end{array}right. )
( 4 x^{2}-1=0 )
( 4 x^{2}=1 )
( x=pm 1 / 2 )
( 1 / 21-1 / 213,4 )
ore the zeros

# Q09: Find all the zeroes of 4x4 - 20.x3 + 23.rº + 5x - 6 if two of its zeroes are 2&3.

Solution