Question

Solve using trig identities

lim 1-cosx/tanx
x->0

Answer 1

1-cosx = 2sinx

Answer 2

2sinx/(sin/cos) = 2/cosx

Answer 3

as x -> 0 cosx = 1
answer = 2

Answer 4

hrm wait i'm thinking of the half angle

Answer 5

answer is 0 by the way

Answer 6

is it 1 - cosx/tanx or (1-cosx)/tanx?

Answer 7

no bracket

Answer 8

simplify and get 0
http://www.wolframalpha.com/input/?i=%281-cosx%29%2Ftanx++

or try using L'hospital's rule

Answer 9

thank you bro:D

Answer 10

oops i totally misread the question.

Answer 11

TANX/X=1 IF LIMITS GOES TO O

Answer 12

now apply limits