NateSteele92
NateSteele92 NateSteele92
  • 10-07-2016
  • Mathematics
contestada

on the graph of y = x^ 2 - x - 2 represents

1. The Vertex
2. The y-Intercept
3. The Solution
4. The Axis of Symmetry

on the graph of y x 2 x 2 represents 1 The Vertex 2 The yIntercept 3 The Solution 4 The Axis of Symmetry class=

Respuesta :

caylus
caylus caylus
  • 10-07-2016
Hello,

y=x²-x-2=x²-2*1/2*x+1/4-2-1/4=(x-1/2)²-9/4

1. Vertex=(1/2,-9/4)
2. if x=0 then  y=0²-0-2=-2
3.The roots:
x²-x-2=0
==>(x-1/2)²-9/4=0
==>(x-1/2-3/2)(x-1/2+3/2)=0
==>(x-2)(x+1)=0
x=2 or x=-1

4. axe of symmetry: x=1/2

Answer Link

Otras preguntas

Billy stacked six pieces of wood on top of one another .If each piece was three-quarters of a foot tall, how tall was his pile?
just need a check The amount a car dealership earns for selling a car is directly proportional to the price of the car. The table shows this relationship. What
I have 3 hundreds 17 tens 13 ones 1 tenth and 2 hundredths what number am I
Which describes the purpose of the Truman Doctrine? A. to provide jobs for American servicemen after World War II B. to find a peaceful solution to the Korean c
how is the ultimate goal of the hindu achieved
how do i describe what i normally do in the weekend, in french?please don't use google translate or something similar.
What are three ways that a person can actively participate in a democracy?
URGENT PLEASE!!!!!!!!! How did the Industrial Revolution affect the oil industry?
many abolitionist wanted to end slavery _____ by legal means through religious and political pressure
Solve each equation, if possible. Write irrational numbers in simplest radical form. Describe the strategy you used to get your solution and tell why you chose