I have doubt in question number 4 sub part (iv) 3 ^ 7 x 1 by 3 ^ 7 - Maths - Exponents

Question

I have doubt in question number 4 sub part (iv) 3 ^ 7 x 1 by 3 ^ 7

Saksham Tolani · Accepted Answer

Dear Student,

x-a=1xa37×137=37×3-7Now, xa×xb=xa+b=37-7=30=1

Regards!