Please help so I can finally finish my hw

Me. i need an answer asap. , you! select the correct answer from each drop-down menu. simplify the given polynomial and use it to complete the statement. the polynomial simplifies to an expression that is a blank with a blank degree of blank .

Simplify each expression. use positive exponents. show work . (x –2 y –4 x 3 ) –2

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.