Michael factored the polynomial −2x2−17x−30 and got (−x−6)(2x−5) . His teacher did not give him full credit. Using the information discussed in class, explain why Michael's answer did not receive full credit and what he could have done to receive full credit.

1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.