Question

If 3+2k,5+4k,7+5k are in ap. Find the value of k.

Answer 1

Answer:

k=0

Step-by-step explanation:

3+2k + 7+5k =2(5+4k)

10 + 7k = 10 + 8 k

7k = 8k

8k-7k=0

k =0

Answer 2

Answer:

5+4k=3+2k+7+5k/2

5+4k=10+7k/2

10+8k=10+7k

k=0