Question

please help me in my question answer

Answer 1

Answer:

Step-by-step explanation:

2k+1, 6, 3k+1 are in AP

6-(2k+1) = 3k+1-6

6-2k-1=3k-5

5-2k=3k-5

3k+2k=5+5

5k=10

k=10/5

k=2

Answer 2

3)coordinates are 1 and 6......