SOLUTION: Could someone please help me to indicate the intercepts, vertex and other important information for the following: Y=-x^2-3x-2 Also, I am not good at graphing, how would I st

Algebra ->  Graphs -> SOLUTION: Could someone please help me to indicate the intercepts, vertex and other important information for the following: Y=-x^2-3x-2 Also, I am not good at graphing, how would I st      Log On


   

Question 207175This question is from textbook Elementary and intermediate algebra
: Could someone please help me to indicate the intercepts, vertex and other important information for the following:
Y=-x^2-3x-2
Also, I am not good at graphing, how would I start? This question is from textbook Elementary and intermediate algebra

Found 2 solutions by rfer, Alan3354:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
This is a quadratic funtion so it will be a parabola on the graph
Use the quadratic equation to solve for x
x=(-b+or-sq rt of b^2-4ac)/2a
a=-1, b=-3, c=-2
Go ahead and give it a try, remember that a sq rt can be positive or negative

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Get the FREE graph software from
http://www.padowan.dk.com/graph/