A coin weighs 7 ^-2 pounds. Find the either of 1000 of the coins. Round your answer to the nearest tenth.

Let f (x) = x e8x. find a formula for the nth derivative of f, where n is any positive integer. use x and n in your answer if needed. f (n)(x) =

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

What is the distance between the points 4,10 and -3,-14 on the coordinate plane