WHAT'S THE DIFFERENCE BETWEEN Y= AND f(X)=..? I AM WORKING ON A MATH PACKET AND CAME ACROSS THIS; Y= -x^2 + 2x + 3 AND f(x)= -x^2 + 2x +3, I HAVE TO GRAPH BOTH OF THESE, MY QUESTION IS, WHAT IS THE DIFFERENCE BETWEEN BOTH OF THESE GRAPHS?

Question

anonymous · Answer

._. we don't like ape we consider it as yelling

jdoe0001 · Answer

ape?

actually, I don't mind apes, they're our cousins primates :)

anonymous · Answer

y and f(x) are the same thing 
f(x) means function of x

jdoe0001 · Answer

if you meant this

"what's the difference between y= and f(x)=..? i am working on a math packet and came across this; 
y= -x^2 + 2x + 3 and f(x)= -x^2 + 2x +3, i have to graph both of these, my question is, what is the difference between both of these graphs?  "


in lowercase, mind the caps btw

jdoe0001 · Answer

f(x) is a way to say... " a function whose value depends on the variable x in it"

a short way to variablize it is just writing it as the variable "y"

same thing