Activity 6 1. Which of the following are one-to-one function Show your solution. a Books to authors D. SIM cards to cell phone numbers c. True or false questions to answer 2 Which of the following relations is a one-to-one function? 2 (0,0)(1.1) (2,8) (3.27) b. (-2,4) (-1.1) (0,0) (1,1) c. (0,4) (1,5) (2,6) (3,7)


please answer that question​