Answer:

Step-by-step explanation:
I'm going to write 105 as a sum of numbers on the unit circle.
If I do that, I must use the sum identity for sine.


Plug in the values for sin(60),cos(45), sin(45),cos(60)



The volume is V≈678.58cm³
The answer to your question is 12b^2
Because 3-12 is -9 pal :)
Answer:
=−2x^2−9x−10
Step-by-step explanation:
would you like an explantion or are you good