What are the factors of the expression?

3⋅(a+2b)

What is the degree of the monomial? a. 6x2 b. −x3y3 c. 7x

30 in the diagram line e and made parallel to each other and line p and q are transversal. use properties of special angles formed by parallel lines and their transversals to find the missing angle measures. m< 3=65 m< 15=120 m< 7= m< 4= m< 6= m< 1= m< 16= m< 18= m< 21= m< 10= m< 11= m< 12=

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?