Recipe calls for 2 1/2 cups flour. i want to make 2/5 of the recipe. how much flour should i use?

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

The parabola opens: y=√x-4 (principal square root) up down right left

Which best describes the function on the graph? direct variation; k = −2 direct variation; k = -1/2 inverse variation; k = −2 inverse variation; k = -1/2