Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
Solve this quadratic equation using the quadratic formula.
x2 + 8x  5 = 0
i need to show my work!
 one year ago
 one year ago
Solve this quadratic equation using the quadratic formula. x2 + 8x  5 = 0 i need to show my work!
 one year ago
 one year ago

This Question is Closed

jkristiaBest ResponseYou've already chosen the best response.0
try and plug it in to the quadratic formula.
 one year ago

dpaIncBest ResponseYou've already chosen the best response.0
ax^2 + bx + c = 0 x^2 + 8x 5 = 0
 one year ago

nbouscalBest ResponseYou've already chosen the best response.0
\[ax^2+bx+c=0\\ x=\frac{b\pm\sqrt{b^24ac}}{2a}\]
 one year ago

brinetheryBest ResponseYou've already chosen the best response.1
Oh dude I WISH I were still doing this sort of thing!
 one year ago

Ady790Best ResponseYou've already chosen the best response.0
I know how to do the quadratic formula I would really just want the answer to compare to mine and see if I got it right.
 one year ago

jkristiaBest ResponseYou've already chosen the best response.0
so what is your answer?
 one year ago

brinetheryBest ResponseYou've already chosen the best response.1
a=1 b=8 c=5 because of the standard form ax^2+bx+c Plug those numbers into a, b, and c for that quadratic formula. Just plug and chug my friend!``
 one year ago

jkristiaBest ResponseYou've already chosen the best response.0
you can always replace 'x' with your answer and see it you get 0, if you do you got it right.
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.