Which polynomial identity will prove that 49-4=45
difference of squares
difference of cubes
sum of cubes
square of a binomial

Which of the following is true for the relation f(x)=2x^2+1

Long division the problem is 40 ➗ 348 = ?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.