USING STRUCTURE In Exercises 27-30, describe the transformation of the graph of the parent quadratic
function. Then identify the vertex.
27. f(x) = 3(x + 2)2 + 1
28. f(x) = -4(x + 1)2 - 5
29. f(x) = -2x2 + 5
30. f(x) = (x - 1)2

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?

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Place the following steps in order to complete the square and solve the quadratic equation,