Write an iterated integral of a continuous function f over the region R . Use the order dydx . Start by sketching the region of integration if it is not supplied.

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Can any one me with the answers to these questions asap?

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?