Acopy machine makes 32 copies per minute. how long does it take to make 152 copies?

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?

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10