What are the excluded values of x for

a. x = –1, x = 0, x = 1
b. x = –1, x = 0
c. x = 0, x = 1
d. x = –1, x = 1

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

How to solve a simultaneous equation involved with fractions?

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?