Which of the solids above uses the best units

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible values of m? m ≥ –12 –12 < m < 4 m ≤ 4 m ≥ 4 or m ≤ –12

Which one ? is the answer and how to find this answer

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?