mY CALCULATOR KEEPS TELLING ME -6,-26
Find the intersection of y = 4x - 2 and y = -2x2 - 8x - 2

Select one:
a. (0, -2) and (6, 22)
b. (-1, 3) and (5, 20)
c. (0, 2) and (4, 8)
d. (0, -3) and (7, 10)

Question

mY CALCULATOR KEEPS TELLING ME -6,-26 
Find the intersection of y = 4x - 2 and y = -2x2 - 8x - 2

Select one:
a. (0, -2) and (6, 22)
b. (-1, 3) and (5, 20)
c. (0, 2) and (4, 8)
d. (0, -3) and (7, 10)

issy14 · Answer

a.

1645323 · Answer

How?

issy14 · Answer

I put it in the calculator. Then I traced the graph

issy14 · Answer

|dw:1395013794080:dw|

issy14 · Answer

Your graph should look something like that, sorry for the horrendous graph.

1645323 · Answer

ok

issy14 · Answer

you can also do it algebraically, by using substitution or elimination methods

issy14 · Answer

http://www.cpm.org/pdfs/skillBuilders/GC/GC_Extra_Practice_Section22.pdf the following link explains everything on detail =)