Question

find the vertex, line of symmetry and the max/min value
f(x)=-5(x+5)^2 + 8

Answer 1

maxm value = 8
vertex at (-5,8)
line symmetry ix x= -5

Answer 2

also need the same thing for -(1/5)x^2

Answer 3

maxm value = 0
line synnetry = y axis (x=0)
vertex at (0,0)