The answer would be 2x^2+2x-4
Answer:
C. He should have added t instead of subtracting t.
Step-by-step explanation:
Answer:1
Step-by-step explanation:
6/20+14/20=
20/20
=1
Answer:

Step-by-step explanation:
The explicit formula for an arithmetic sequence is given by :
...(1)
We need to find the 200th term of the sequence.
Put n = 200 in equation (1)

So, the 200th term of the sequence is 418.