Given a dilation around origin what is the scale factor k?

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?

An equation where variables are used to represent known values—function notation true or false

What are the steps to solving the inequality 3b + 8 ≥ 14?