Plz. what is the coefficient of the term of degree 4 in this polynomial? 4x8 + 5x4 - 2x3 + x2 - 1

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

What is the upper quartile in the box plot?

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.