Answer:
becauz the cos .1sj sin A the thing cos
Two cubed = 2^3
2 * 2 * 2 = 4 * 2 = 8
8/4 = 2
The answer is 2
-4 - -2.5 - 3/2 - 5
I don't now the rest sorry
Answer:
−7x+15
Step-by-step explanation:
Step 1: Distribute the negative sign,
=2x+6+ − 1(9x−9)
=2x+6+ −1(9x)+(−1)(−9)
=2x+6+ −9x+9
Combine Like Terms:
=2x+6+ −9x+9
=(2x+−9x)+(6+9)
=−7x+15
<em>Hope this helped and plz mark as brainliest!</em>
<em></em>
<em>Luna G.</em>
Answer:
![240\ cm^{2}](https://tex.z-dn.net/?f=240%5C%20cm%5E%7B2%7D)
Step-by-step explanation:
![A = 23^{2} - 17^{2} = 529 - 289 = 240\ cm^{2}](https://tex.z-dn.net/?f=A%20%3D%2023%5E%7B2%7D%20-%2017%5E%7B2%7D%20%3D%20529%20-%20289%20%3D%20240%5C%20cm%5E%7B2%7D)