2a+[-2ab+(a^6+b^6)*(a^4-a^2b^2+b^4) ^-1 ]^1/2 = And b>a

the result of the task should be a+b

but I don't know how the process goes

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 =

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Abcd is a square. what is the measure of angle bac