4x + y2 what is the value of the expression above when x = 2 and y = 3? you must show all work and calculations to receive full credit.

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Can someone plz me understand how to do these. plz, show work.in exercises 1-4, rewrite the expression in rational exponent form.[tex]\sqrt[4]{625} \sqrt[3]{512} (\sqrt[5]{4} )³ (\sqrt[4]{15} )^{7}\\ (\sqrt[3]{27} )^{2}[/tex]

If wxyz is a square, which statements must be true? plz < 3