Q10 Let f:N-->S be a function defined by f(x) = 9x2 + 6x - 5, where S is the range of. Show that f is inversible. Find the inverse of f and hence find f-1(43) and f-1 (163).
Solution
,
,
,
Q10 Let f:N-->S be a function defined by f(x) = 9x2 + 6x - 5, where S is the range of. Show that f is inversible. Find the inverse of f and hence find f-1(43) and f-1 (163).
,,,