Complete the table. Number List of Factors Prime or composite? 10 5 12 18 41 15 2 49 73 33 21 .. help me with this please​

The polynomial function of least degree with a leading coefficient of 1 is: f(x) = x3 + ax2 + bx + c

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

Sketch one cycle if the cosine function y=2cos2theta