Answer:
11x^4
Step-by-step explanation:
The double negative automatically makes something positive. Your new expression is 5x^4 + 6x^4.
The only other thing you need to do is combine like terms by adding them together.
Answer: (y*40)+(y*8)
8.29
49.74 divided by 6 = 8.29
To check: 8.29 x 6 = 49.74
Hope this helped. Feel free to ask questions!
7.83
cos(40)=6/(ZX)
zx=7.83
