anonymous
  • anonymous
The graph of which function has an axis of symmetry at x =-1/4 ? f(x) = 2x2 + x – 1 f(x) = 2x2 – x + 1 f(x) = x2 + 2x – 1 f(x) = x2 – 2x + 1
Mathematics
  • Stacey Warren - Expert brainly.com
Hey! We 've verified this expert answer for you, click below to unlock the details :)
SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
katieb
  • katieb
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
Nnesha
  • Nnesha
\[\huge\rm x=\frac{ -b }{ 2a }\] to find c-coordinate of vertex(axis of symmetry)
Nnesha
  • Nnesha
b and a values are \[\rm Ax^2+Bx+C\] where a=leading coefficient b=middle term c=constant term
anonymous
  • anonymous
will give medals

Looking for something else?

Not the answer you are looking for? Search for more explanations.

More answers

anonymous
  • anonymous
i have answer chioces listed
anonymous
  • anonymous
@Nnesha
Nnesha
  • Nnesha
i know so which is your answer A , B ,C or D >
anonymous
  • anonymous
im thinkin c
anonymous
  • anonymous
@Nnesha
Nnesha
  • Nnesha
no.
anonymous
  • anonymous
im horrible at math lol but my next guess is d
Nnesha
  • Nnesha
don't guess next time when you say is it B or A or D i'll ask to explain it for me
Nnesha
  • Nnesha
start with 1st option okay what is a and b value in that equation
anonymous
  • anonymous
2
Nnesha
  • Nnesha
a=2 right b=1 x is same as 1x not substitute a and b for their value into that formula
anonymous
  • anonymous
-1/2*2?
Nnesha
  • Nnesha
yes right multiply 2 times 2 ?
anonymous
  • anonymous
-1/4
anonymous
  • anonymous
so a is the answer
Nnesha
  • Nnesha
i think so :=)
anonymous
  • anonymous
thank you!!!
Nnesha
  • Nnesha
you're lucky don't have to check other 3 options ...
Nnesha
  • Nnesha
np

Looking for something else?

Not the answer you are looking for? Search for more explanations.