Question

Don't really know how to graph these...do you have to put it into y=mx+b?....the graph of y>2x^2+3x+1 contains which of the following points?
a. (0,1)
b. (-1, -1)
c. (1,7)
d. (-2,2)

Answer 1

if u having a graphin calc u can plug it into tht

Answer 2

ya thats true...but how do you tell what points are included?

Answer 3

hold on lemme plug it into mine

Answer 4

It wants to know what points. You solve the quadratic. You can use the quadratic formula or the zero property rule. Which one have you learned in school?
y>2x^2+3x+1

Answer 5

im more familiar with the quadratic formula...

Answer 6

i believe its b it make a U shape upward

Answer 7

Ok, take the quadratic and solve 2x^2+3x+1. Once you have solved for x, insert the value for x into y =2x^2+3x+1 and solve for y

Answer 8

ok...thanks for your help!!..both of you:)

Answer 9

uw

Answer 10

Janessia, you did not help. She probably is not sure how to figure out the problem still. Just giving her the answer is not helping her.