Question

Find 'a' such that: 49 ×7^a =7^8​

Answer 1

Step-by-step explanation:

49 = 7^2

7^2+a = 7^8

Compare the powers..

a+2 = 8

a= 8-2

a = 6

Answer 2

Answer:

49×7^a=7^8

7²×7^a=7^8

7^(2+a)=7^8

compare both the sides

2+a=8

a=6

hope this will help u...........