How many terms are in this expression 4 x2 - 2x + 8

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

Brent wants to know what is 5 x 1/2

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?