Find the zeros of the function. You may want to view the graph of the function to help you identify the real root, then use it to depress the polynomial & find the remaining roots. f(x) = x3 + 5x2 – 3x - 15 O{-5, -73, 3} O{-5, -3, 3} O {5, -3, 3} - O{-V5, -V3, V3

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?

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.