Any number to the power of one is the number itself.
Chat with our AI personalities
7 to the tenth power divided by 7 to the ninth power = 1
7^(-1) The negative power means to re-write as 1/ over. Hence 7^(-1) = 1/7^(1) NB Power of '1' is normally considered to be trivial and ignored, unless manipukating indices/powers. So 1/7^(1) = 7^(-1) = 1/7
17
7 -1 same as 1/7 ===
Any negative number to the power of 0 is always -1