Rewrite the following quadratic function in vertex form. Then, determine if it has a maximum or minimum and say what that value

Question

3 years ago

12

is.
y = -x 2 + 6x + 5

HELP PLEASE!!!!!!

2 answers:

Leno4ka [110] · Answer 1 · 2022-06-29T11:45:02+03:00

6 0

Does this help? Vertex form: y(x) = 4x + 5

Len [333] · Answer 2 · 2022-06-29T09:27:37+03:00

Len [333]3 years ago

3 0

Answer:

-(x-3)²+14

maximum

(3,14)

Step-by-step explanation:

y= -x²+6x+5

y-5= -x²+6x

y-5= -(x²-6x)

complete the square

y-14= -(x²-6x+9)

x²-6x-9= -(x-3)²

y-14= -(x-3)²

y= -(x-3)²+14

maximum because a is negative

vertex is (3,14)