Me pretty how does tire size affect the number of rotations? explain the relationship between tire size and the number of rotations completed in a given distance. would switching to a bigger or smaller tire cause you to switch your tires sooner? why or why not?

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

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Me. i can't figure out this question. give an explanation too. .