The question is -x^2+18x-75.
i know that first you need to find the axis of symmetry but i am not sure how to use the formula -b/2a in this equation? ?

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?

If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions

Im literally having a mental breakdown