Answer:
10w² - 35w + 3w² + 8w - 4w² + 9w
= 10w² + 3w²- 4w² - 35w + 8w + 9w
= 9w²- 18w
= 9( w² - 2w )
Answer:

Step-by-step explanation:
Let
Y ----> field of vision that Yash's camera would need
we know that
Applying the law of sines

Solve for sin(Y)

![Y=sin^{-1}[\frac{sin(41\°)}{30}(25)]](https://tex.z-dn.net/?f=Y%3Dsin%5E%7B-1%7D%5B%5Cfrac%7Bsin%2841%5C%C2%B0%29%7D%7B30%7D%2825%29%5D)

D.4 he should apply 4 treatments to each of the groups
Answer:
800$
Step-by-step explanation:
640/80=8
8=1% so
8x100=800
100%=800
Answer:
B
Step-by-step explanation:
30/3=10
Have a great day!