How do you solve #tanxsinx-tanx=0# in the interval [0,360]?

1 Answer
Write your answer here...
Start with a one sentence answer
Then teach the underlying concepts
Don't copy without citing sources
preview
?

Answer

Write a one sentence answer...

Answer:

Explanation

Explain in detail...

Explanation:

I want someone to double check my answer

Describe your changes (optional) 200

1
Nghi N Share
May 23, 2018

Answer:

#0, pi/2, pi, 2pi#, or
0, 90, 180, 360

Explanation:

f(x) = tan x.sin x - tan x = 0
f(x) = tan x (sin x - 1) = 0
Either factor should be zero
a. tan x = 0
Unit circle --> x = 0, #x = pi, x = 2pi#
b. sin x - 1 = 0 --> sin x = 1
#x = pi/2#

Was this helpful? Let the contributor know!
1500
Trending questions
Impact of this question
184 views around the world
You can reuse this answer
Creative Commons License