The square root of what is 19?

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?

Question 5 spring semester final exam math evaluate

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function