Can you solve this by showing steps?
(1-4) ^-2
The answer on the text book is 16 but my instinct tells me it is 1/9
Like HTC said, make sure that you problem is stated correctly:(1-4)^-2 = 1/9
but
(1/4)^-2 = 16.
Have you read the question correctly? Sure the minus sign isn't a division sign?