Question

Can someone resolve this without derivations? Lim [cos(x) - cos(a)/ x - a] when x -> a

Answer 1

WELCOME TO OPENSTUDY!!!

Answer 2

So you are trying to find the derivative of cos(x) using the definition of derivative?

Answer 3

ur brackets r wrong

Answer 4

^

Answer 5

We aren't learning derivations yet, so my teacher wants me to resolve that without it :c

Answer 6

no i refuse to help

Answer 7

why dude

Answer 8

you arent going to give me a problem where u put in the effort to put the brackets in the right place, I DONT WANT TO PUT IN THE EFFORT TO HELP

Answer 9

jk xD ill help u just put the brackets in the right place

Answer 10

I am sorry hehe, how can I put the brackets like you want it?

Answer 11

right now this is waht ur saying

Answer 12

Order of operations!

Answer 13

You are saying to divide cos(a) by x first