1.Se tiene 7 bandeloras de diferentes colores, ¿Cuantas señales diferentes se podrán hacer si izamos tres de ellas ala ves en un mismo mástil? 2.Cuantas palabras diferentes, tengan sentido o no, se puede formar con todas las letras de la palabra QUIQUIRIQUI? 3.Para hacer señales, en un barco, se dispone de 8 banderas de diferentes colores, ¿Cuántas señales se pueden enviar empleando 4 banderas?

Aregular polygon has angkes of size 150° each.how many side has the polygon

High schoolphysics 5+3 pts a neon light consists of a glass tube with metal wires at each end. when connected to a high-voltage source, the gas glows. if a fly lands on the glass tube, what will most likely happen? a) the fly will not feel a shock because the glass conducts any free electrons back into the gas. b) electrons will flow directly from the metal wires along the glass and shock the fly. c) the fly will not feel a shock because the glass insulates it from the electrons in the gas and the metal. d) electrons that are moving through the gas will be conducted through the glass and shock the fly.

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?