If tan x = -3/4 and pi/2<x<pi find values of cos x and sin x?
#tan x = -3/4 # and#pi/2 <x<pi # find the value of #cos x# and #sin x#
2 Answers
Explanation:
Here,
So,
Now,
We know that,
Hence,
Second quadrant, positive sine and negative cosine,
Explanation:
We're looking for
In general, the multivalued
refers to a right triangle, opposite
Of course
We want a positive sine and negative cosine.