Determine whether each expression is a polynomial. if it is a polynomial, state the degree of the polynomial.

x^2-9

a. yes, 3
b. yes, 1
c. yes, 2
d. no, it is not a polynomial

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Apair of ordinary dice is rolled. what is the probability that each die will show a number higher than 4. 1. (1/36) 2. (1/12) 3. (1/6) 4. (1/4) 5. (1/3)

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?