Can someone help me with these questions

What is coefficient of the term of degree of degree 5 in the polynomial below

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?