45x squared over x minus 9
times
x squared minus 5x minus 36 over 3x to the 3rd power plus 12x squared.
multiplying rational expressions.

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Una caja de galletas contiene 16 paquetes y cada una de estas tiene 12 galletas y se quieren repartir entre 6 niños ¿de cuantas galletas le toca a cada niño?