## anonymous one year ago Simplify: (sin Θ − cos Θ)2 − (sin Θ - cos Θ)2 0 2 sin2 Θ cos2 Θ

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1. SolomonZelman

$$\large\color{black}{ \displaystyle a^2-a^2=0 }$$. Same thing is in your case.

2. SolomonZelman

are you sure there are no typos?

3. anonymous

when it says two its raising to the power @SolomonZelman

4. SolomonZelman

I figured (use a caret for this next time. caret is the ^ thingy)

5. SolomonZelman

what is $$4-4$$ ? what is $$x~-~x$$ ?

6. anonymous

0

7. anonymous

@SolomonZelman

8. SolomonZelman

yes, and no look at your question you have the same thing as $$\rm W-W$$

9. anonymous

so it would be 0? @SolomonZelman

10. SolomonZelman

Yes, it is 0. (Unless you allowed a typo in a question)