Question

find the value of x, if 7^4 ×7^5 = 7^3x​

Answer 1

Answer:

400

Step-by-step explanation:

Answer 2

Answer:

x=3

Step-by-step explanation:

By simple exponent property a^m*a^n=a^m+n 7^3x=7^4+5=7^9 As base in lhs and rhs is same,so exponent must be same.Therefore,3x=9 then x=3