a) x3" role="presentation" style="font-size: 13.696px; display: inline; word-spacing: 0px; position: relative;">x3x3+ 6x2" role="presentation" style="font-size: 13.696px; word-spacing: 0px; position: relative;">6x26x2 + 11x" role="presentation" style="font-size: 13.696px; display: inline; word-spacing: 0px; position: relative;">11x11x + $6$ $=$ $($ $x$ $+$ $1$ $)$ $($ $x$ $+$ $3$ $)$b)x4" role="presentation" style="font-size: 13.696px; display: inline; position: relative;">x4x4+ 2x2" role="presentation" style="font-size: 13.696px; display: inline; position: relative;">2x22x2 $-$ $3$ $=$ $\left ( x^{2} - 1 \right )$ $\left ( x^{2} + 3 \right )$

a) x3" role="presentation" style="font-size: 13.696px; display: inline; word-spacing: 0px; position: relative;">x3x3+ 6x2" role="presentation" style="font-size: 13.696px; word-spacing: 0px; position: relative;">6x26x2 + 11x" role="presentation" style="font-size: 13.696px; display: inline; word-spacing: 0px; position: relative;">11x11x + $6$ $=$ $($ $x$ $+$ $1$ $)$ $($ $x$ $+$ $3$ $)$ $( x- 2)$b)x4" role="presentation" style="font-size: 13.696px; display: inline; position: relative;">x4x4+ 2x2" role="presentation" style="font-size: 13.696px; display: inline; position: relative;">2x22x2 $-$ $3$ $=$ $\left ( x^{2} - 1 \right )$ $\left ( x^{2} + 3 \right )$