Daniel started a video game with 30 tokens he earned it more tokens for jumping on a star but lost six tokens for falling into a hole when he passed a checkpoint his number of tokens doubled then he spent 20 tokens to buy a flashlight which expression shows how many tokens he has left

What is the value of the expression below? (81^2)^1/8

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Which table represents a linear function? i'll give brainliest to first answer ^'^