Compute the following: `[[-1,4,-6],[8,5,16],[2,8,5]]+[[12,7,6],[8,0,5],[3,2,4]]`

Calculate mode from the following series : {:("Size",1,2,3,4,5,6,7,8,9,10,),("Frequency",8,6,10,12,20,12,5,3,2,4,):}

Find the median of the following series : {:("Size",2,3,4,5,6,7,8,9,10),("Frequency",2,3,8,10,12,16,10,8,6):}

The Median of the following discrete series is {:(x_(i),3,6,5,8,12,7),(f_(i)"",5,2,4,6,7,6):}

Compute : 2{:[(2,3,4,1),(-5,11,6,7)]:}+5{:[(11,13,-3,4),(5,-3,4,-7)]:}-6{:[(6,12,4,-2),(-3,5,11,7)]:} .

Find the mode of the following discrete series. {:(x,f," "x,f),(1,5," "5,12),(2,4," "6,3),(3,6," "7,9),(4,8," "8,10):}

Find the mean of the following data. (i) 3, 5, 3, 4, 2, 0, 7 and 10 (ii) 6.2, 5.6, 4.8, 11.2, 12.5, 7.4 and 6.3 (iii) 16, 39, 43, 120, 475, 248, 368

The points P(3,2,4), Q(4,5,2), R(5,8,0) and S(2,-1,6) are

What should come next in the following series? 1 2 3 4 5 6 7 8 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 7 6 5 4 3 2 1 1 2 3