Question

find a in each of the following 49 multiply 7 ki power a= 7 ki power 8​

Answer 1

49=7^2

7^2×7^a=7^8

7^a=7^8÷7^2

7^a=7^(8-2)

7^a=7^6

bases are same so power can be equated

therefore,

a=6