The following question, a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. 1, 2, 6, 24, ____, 720
" If "[[1,2,x],[4,-1,7],[2,4,-6]]" in a singular matrix,then "x" is equal to "
Find the domain and range of the relation R={(-1,1),(1,1),(-2,4),(2,4)}
If A={1,2,3},B={3,4}and C={4,5,6}, "then prove that" (AxxB)uu(AxxC) ={(1,3),(1,4),(1,5),(1,6),(2,3),(2,4),(2,5 ),(2,6),(3,3),(3,4),(3,5),(3,6)}