Answer:
4th one
Step-by-step explanation:
a^-2 goes down and become a^2 and

b^-1 goes up and become b

that why answer is 4th...mark me brainliest please
Answer:
Ans = 2.53m
Step-by-step explanation:
It is a simple law of Cosine, on a right-angle triangle draw the length as 5 and the base as 7 the angle is 15°. Find x.
So x = 5² +7² - 2 (5) (7)cos 15°
Solve this and you get your answer.
Hope this was helpful :)
Answer:
8(3x-5)
8 is the GCF of 24 and 40 so you write 8 and in brackets you put your terms after you divide by 8 so you get 3x and -5 so it is written as 8(3x-5)
Answer:
3.16 inches
Step-by-step explanation:
Sqrt 10 = 3.16 inches
Answer: 18%
Step-by-step explanation: Add 36 + 14 = 50
Then 36*50/100=18