For this case we have the following expression:

When making multiplication, the first thing you should keep in mind is the following property:
Same basis, the exponents are added.
We have then:

Rewriting we have:
Answer:
The simplified expression is given by:
Answer:
x < 6
Step-by-step explanation:
treat it as a normal equation
Answer:
c^3(12c^3+5c+1)
Step-by-step explanation:
Answer:
0.153
Step-by-step explanation:
It has been a long time since I've done this, so I hope it is correct:
cos = adjacent side / hypotenuse
cos x = 13 / 85 = 0.153
Answer: I think it's B
Step-by-step explanation: You can use the answer if you want.