How is multiplication using partial products different from multiplication using regrouping and how are they similar?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

Write the standard form of an equation with (see picture below)