Rewrite the parabola in standard form and use this formula to find the vertex (h,k).
= (2,-1)
0.06 or you can just put 6.
Basically, you have to multiply 30% x 20.
Glad I could help☺️
(4)^2 must be done first.
That’ll give you 16. (4x4)
16 x -2= -32
-32+4= -28
I think it's 10^-7 hope that helps