Answer: -7cos(x)
Step-by-step explanation:
d/dx (f(x))= -7cos(x)
Answer: 33
Step-by-step explanation: Hope this helps! :)
Answer:
10,9.75,9.5,9.25,9, 8.75 , 8.5, 8.25, 8...
Step-by-step explanation:
Subtract 0.25 from each to find the next number
So you can see the right angle is 90