If 21,986 people in a city received the influenza vaccine, and a study shows that the vaccine is 74.5% effective, how many people would likely avoid getting the flu?
A. 16,380
B.17,265
C.297
D.295

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y