Aline passes through the ordered pairs (4,1) and (2,8). what is the slope?due today

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

What number is 7 units left of -15?

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1