Tres cargas puntuales, q1=5uC, q3=5uC y q2=-2.0uC, se encuentran en los vértices de un triángulo rectángulo la longitud de los Catetos del triángulo es de 10 cm cuál es la fuerza resultante sobre q3

Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

How do you solving the solution of each system using elimination?