Polynomial or not a polynomial? 1) x4+3x3−5x2−7x+20 2) x3−2x2+x−12 3) x2+3x5−6x+12x3 4) x−3−x−2−6x−1+84x√3−x√−20 5) 4x√3−x√−20 6) 5x3−1x2+8x−40 select "p" for polynomial and select "np" for not a polynomial when answering

An entertainment firm offer serveral dj choices and light shows that range in price based on the rental time period. the djs cost between $219 and $369 per night and the light shows cost between $159 and $309 per night. if you are booking both a dj and a light show write a compound inequality that represents the possible total amount you would pay x