" (ii) "|[67,19,21],[39,13,14],[81,24,26]|

Find the Determinant :- |[67, 19, 21], [39, 13, 14], [81, 24, 26]|

Find the values of the following determinants : (i) |{:(12,3,4),(16,5,0),(21,-1,2):}| (ii) |{:(256,240,219),(240,225,198),(219,198,181):}| (iii) |{:(17,19,24),(6,8,13),(-1,1,6):}| (iv) |{:(67,19,21),(39,13,14),(81,24,26):}| (v) |{:(1,omega,omega^(2)),(omega,omega^(2),1),(omega^(2),omega,1):}|" where "omega "is a cube root of unity". (iv) |{:(1,x,y),(0,(2pi)/5,sin(pi)/10),(0,sin((2pi)/5),cos(pi)/10):}|

Find the value of the following determinants: det[[67,19,2139,13,1481,24,26]]

67,21,1939,14,1381,26,24]| is

Find the range of the series : (i)75,85,95,105,115,125 (ii)15,18,13,16,14,13,14,19,21

Find the variance and standard deviation for each of the data: 10,17,15,21,19,23,19,25,30,26

Construct a frequency distribution for the following series of numbers.2, 3, 4, 6, 7, 8, 9, 9, 11, 12, 12, 13, 13, 13, 14, 14, 14, 15, 16, 17, 18, 18, 19, 20, 20, 21, 22, 24, 24, 25.

If A=[[5,1],[6,7]], B=[[2,1],[3,4]],C=[[1,3],[-1,4]] , verify the following (A\')\'=A