Which of the following is an example of a complex number that is not in the set of real numbers? O-7
O 2+ V3
O 4 + 9
Ол

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form