HELP PLEASE! A trinomial that can be written as the square of a binomial is known as a .

Which expression is equivalent to 2x^2+7x+4?

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary