F−1(−2) =

f(−4) =

f(f−1(−2)) =

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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?