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Only 3 questions! Please help, this is TIMED!


1. The period of 2 sin x cos x is

A. 4 π 2

B. 2 π

C. 4 π

D. π


2. If f(x) is an odd function, then | f(x) | is

A. an odd function

B. an even function

C. neither odd nor even

D. even and odd


3. Brainly keeps giving me questions from years ago to answer in the live feed area, like 2017, 2016, and 2015. Why is that? Am I the only one?

Respuesta :

Answer:

D. π

Step-by-step explanation:

Period = 2π/v

2sinxcosx=sin(2x)

Therefore, T = 2π/2 = π

ibringsExxiback

Answer:

I am here to help you!

Step-by-step explanation:

1. Your answer is:

D)  π

2. Your answer is:

B) an even function

3. Your answer is:

This has been happening to me as well. I asked, and I found out that it is a part of some testing for the website. So don't worry about it too much!

I hope this helps! This answer took me forever, haha.

Toodloo!

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