Question

how do you find the vertex of -3(t-5)*squared* +75

Answer 1

Vertex = (5,75)

Answer 2

h and k is the vertex's?

Answer 3

a(x - h)2 + k

Answer 4

yeah!

Answer 5

Short cut = Just change the sign of the number with x (inside the parenthesis) for x.
For y, write the same number,

Like here, i changed the value of -5 to +5.
And wrote 75 as it is. ^_^

Answer 6

perfect! thank you SOOOOO much

Answer 7

No problem! ^_^