|-9|, |-3.5|, |4.2| is the answer. row 3
3x^2+-8
This answer for (3x+4) (x-2)
Use Pythagorean theorem (a^2=c^2-b^2)
Answer:
4c^2+7c-5=0
4c^2+7c=5
4c^2+7c=5
4c^2+7c-5=0\quad :\quad c=\frac{-7+\sqrt{129}}{8},\:c=\frac{-7-\sqrt{129}}{8}\quad \left(\mathrm{Decimal}:\quad c=0.54472\dots ,\:c=-2.29472\dots \right)
Hope This Helps!!!
