I need help pls

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 .

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?