Multiply. give your answer in standerd form. (3n^2+2n+4)(2n-1)

multiply. (4x+3)(4x-3)

The graph shows the amount of total rainfall at each hour what was the total rainfall amount after three hours

There are 1872 steps in a building that has 104 floors. each floor has the same number of steps. a second building has the same number of floors but 2 fewer steps between each floor. how many steps are there between each floor of the second building?

Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for x and y. g