# How do you prove: #Cosx + sinx tanx = secx#?

##### 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

Mar 4, 2018

#### Answer:

See below.

#### Explanation:

We have:

We change the

So

Hence, proved.

Was this helpful? Let the contributor know!

Describe your changes (optional) 200