7 to the power of 5 is written as 75
Chat with our AI personalities
156*10-7 = 0.0000156 or as 1.56*10-5 in scientific notation
75 x (1/7)5 1/7 = 7-1 So, (1/7)5 = (7-1)5 = 7-5 Replacing this in the original expression gives, 75 x 7-5 = 7(5 -5) = 70 = 1 Alternatively, (1/7)5 = 15/75 = 1/75 we could then write, 75 x 1/75 = 1
7 to the second power
3(5)5(5)7(7)
(5 × 7) ÷ 5 = 7