Write the trinomial as a square of a binomial or as an expression opposite to a square of a binomial: -25a^2-1+10a

Which functions are even? check all of the boxes that apply. f(x) = x4 – x? f(x) = x2 – 3x + 2 f(x) = (x - 2) f(x) = x done

Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step

Edger needs 6 cookies and 2 brownies for every 4 plates how many cookies and brownies does he need for 10 plates