The rails of a metro must pass through a cylindrical tunnel 6 m in diameter. How wide must the track platform be if the maximum height in the center of the rails is to be 4.5 m? Express your answer to the nearest tenth of a meter.

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680

sorry i got nothing

step-by-step explanation:

example answer: "to determine if a sum is reasonable you can round each number to the nearest whole and compare the estimated sum to the actual sum."

hope this you and anyone else who needs the answer : ^)