Identify which shapes on the graph are congruent to shape I by performing these sequences of transformations on shape I:

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

What is x3+3x2−16x−48 divided by x−1?

Find the solution on the interval [0, 2pi)