Answer:
4
Step-by-step explanation:
4(4-4)+4=4
insert 2 in a and-2 in b
Answer: The answer is A.
Step-by-step explanation:
The formula for the area of circles:
A = πr^2
Plug in the radius
A = π8^2
A = π64
A = 201.06192983/ 201 (rounded)
Answer: 3.14285714.....
<u>Step-by-step explanation:</u>
pi is ![\dfrac{22}{7}](https://tex.z-dn.net/?f=%5Cdfrac%7B22%7D%7B7%7D)
![.\quad \underline{\ 3.14285714}\\.\ 7)22.0000000\\.\ \ \underline{-21}\\.\qquad 10\\.\qquad \underline{- 7}\\.\qquad\ \ 30\\.\quad\ \ \ \underline{-28}\\.\qquad \ \ \ 20\\.\quad\ \quad \underline{-14}\\.\qquad \quad \ \ 60\\.\qquad \quad \underline{-56}\\.\qquad \qquad \ 4](https://tex.z-dn.net/?f=.%5Cquad%20%5Cunderline%7B%5C%203.14285714%7D%5C%5C.%5C%207%2922.0000000%5C%5C.%5C%20%5C%20%5Cunderline%7B-21%7D%5C%5C.%5Cqquad%2010%5C%5C.%5Cqquad%20%5Cunderline%7B-%207%7D%5C%5C.%5Cqquad%5C%20%5C%2030%5C%5C.%5Cquad%5C%20%5C%20%5C%20%5Cunderline%7B-28%7D%5C%5C.%5Cqquad%20%5C%20%5C%20%5C%2020%5C%5C.%5Cquad%5C%20%5Cquad%20%5Cunderline%7B-14%7D%5C%5C.%5Cqquad%20%5Cquad%20%5C%20%5C%2060%5C%5C.%5Cqquad%20%5Cquad%20%5Cunderline%7B-56%7D%5C%5C.%5Cqquad%20%5Cqquad%20%5C%204)
Thiis is a non-terminating and non-repeating decimal.
Solve the equation and it will add up to -6 so
3×-7=-21
-21-10=-31
-31+25=-6
Answer: She is incorrect because 0 + 0 = <u>0</u>