According to researchers, component of communication contributes to the highest mode of our day to day communication? Fill in the blank.

Which is the completely factored from of xy^3-x^3y

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0