257,650 rounded to the nearest hundred is 257,700 because it is right at the border (50) we have to round up.
Answer:

Step-by-step explanation:
We are given that

Differentiate w.r.t x

By using formula







Hence, the derivative of function

Answer:
Go google the answer
Step-by-step explanation:
Answer:
Step-by-step explanation:
1,248
Answer: 2. Linear pair postulate
4. 60 + mACB=180
5. mACB=120
6. definition of obtuse angle