How to write 3910.28 x 10 to negative 6 power in scientific notation

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241

Acylinder and its dimensions are shown. which equation can be used to find v, the volume of the cylinder in cubic centimeters?