Answer:
The image below shows the equation x - 2y = 6 being graphed.
Hope this helps! :)
So the answer is, x1=-2, x2=9
x^2-7x=18
x^2-7x-18=0
x^2+2x-9x-18=0
x*(x+2)-9(x+2)=0
(x+2)*(x-9)=o
x+2=0
x-9=0
X=-2
X=9
I hope u understand!
Answer:729
Step-by-step explanation:
81^3/2
(3^4)^3/2
3^6
729