HELPPP IS TIME PLEASE

What are the leading coefficient, constant term and degree, if any, of the algebraic expression 1+x^3

a.

leading coefficient: 1; constant term: 1; degree: 3

c.

leading coefficient: 1; constant term: 1; degree: -3

b.

leading coefficient: -1; constant term: -1; degree: -3

d.

none, expression is not a polynomial

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?