Finding sets and functions

Related BrainMass Solutions

• Domain and image sets

  57071 Domain and image sets If I have the function f(x)=2e x+1 , how would I discover the domain and image set of function f? How would I go about finding the domain and image set of f -1?

• Statistics: Finding the Continuous Functions

  368096 Statistics: Finding the Continuous Functions If S = {x | 0 < x < 11} M={x | 1< x <7} and N = { x | 0 < x < 5} find for continuous functions: a) M u N b) M (upside down u) N c) M' (upside down u) N' Note: u = logical "or" symbol

• Let X and Y be non-empty sets. If A_1 and A_2 are subsets of X, and B_1 and B_2 subsets of Y. Show that (A_1×B_1)U(A_2×B_2) = (A_1UA_2)×(B_1UB_2).

  Topology Sets and Functions (XLIV) Functions Let X and Y be non-empty sets.

• Class of all finite unions of sets of the form A×B

  Topology Sets and Functions (XLIII) Functions Let X and Y be non-empty sets and let A and B be rings of subsets of X and Y respectively.

• Graphing Inequality Functions

  The expert graphs inequality functions.

• Let X and Y be non-empty sets. If A_1 and A_2 are subsets of X, and B_1 and B_2 subsets of Y. Show that (A_1×B_1) intersection (A_2×B_2) = (A_1 intersection A_2)×(B_1 intersection B_2).

  Topology Sets and Functions (XLI) Functions Let X and Y be non-empty sets.

• Difference of the product of sets

  Topology Sets and Functions (XLII) Functions Let X and Y be non-empty sets.

• Let X and Y be non-empty sets and f a mapping of X into Y. Show that f is onto iff there exists a mapping h of Y into X such that fh = iX.

  Topology Sets and Functions (XXXVIII) Functions Let X and Y be non-empty sets and f a mapping of X into Y.

• Let X and Y be non-empty sets and f a mapping of X into Y. Show that f is one-to-one iff there exists a mapping g of Y into X such that gf = iX.

  Topology Sets and Functions (XXXVII) Functions Let X and Y be non-empty sets and f a mapping of X into Y.