B=63
You divide 1134/18
I think.......
Simply solve for x:
-x^2 + 9 = 0 => x = 3 and x = -3;
plug x = 3 and x = -3 into the original equation you get 3 = 3 and -9 = -9, respectively;
So, the two intersecting points are (-3, -9), (3, 3).
And of course, the parabola opens down since its square term is minus.
Less Than An Ounce: A Feather And A Penny
More Than A Ton: A Plane And An Elephant
Answer:
4
Step-by-step explanation: