In an AP. 19th term is 52 and 38th term is 128. Find the sum of the first 56 terms.

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

What expression is equivalent to (84+16)

Factor this polynomial completely. 12x^2+ x-6