Write each polynomial in standard form. Identify the leading coefficient. 13x2 – 5 + 6x3 – x

41/2 - 1 1/3 what is the answer as a fraction?

Suppose a ball is dropped fromca height of 6ft. it bounces back up but time it bounces, it reaches only 7/10 of its pervious height. what is the total of each height that the ball reaches after 5 bounces

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much