4. Which of the following are true:(i)`(2+3)! =2!+3!(ii) (2.3)! =213!`

Which of the following are true: (2+3)!=2!+3!

Which of the following are true: (2+3)!=2!+3!

Which of the following are true: \ (2xx3)! =2!xx3!

Which of the following are true: (2xx3)!=2!xx3!

Which of the following are true or false? (2+3)! = 2 !+3! " (ii) " (2xx3)! =(2!)xx(3!)

Which of the following is equivalent to 2i^(2)+3i^(3) ?

Let A = {1, {2, 3}, 4} . Then, which of the following statements is true ? (i) {2,3} in A (ii) {2,3} subset A Rectify the wrong statement.

Find the octant in which the following points lie: (i) (-2,1,3) (ii) (2,1,-3) (iii) (-2,1,-3) (iv) (-2,-1,-3)