A small filling station is supplied with gasoline every Saturday afternoon , assume that its volume X of sales in ten thousands of gallons has the probability density f(x)= 6x(1-x) if 0≤x≤1 and 0 otherwise. Determine its mean and variance.

Two different linear functions are shown below with two points given from each function. use slope-intercept form or point-slope form to find the equation of each. linear function a points: (–5, –2), (–5, 7) linear function b points: (7, –5), (–2, –5) function a has: the equation of line a is: function b has: the equation of line b is:

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles