Answer:
The given expressions simplifies to tan (4x).
Step-by-step explanation:
Here, the given expression is : 
By TRIGONOMETRIC IDENTITY:

Putting this identity here, and taking A = 9 x, B = 5 x, we get

= tan(4x)
Hence, the given expressions simplifies to tan (4x).
300,000 because you have to just multiply 150 by 200
Answer:
just guess
Step-by-step explanation:
i got it right
The increase in price was 10%
2.5*.1=.25
2.5+.25=2.75
hope this helps