6.45-[38-860-:30-(6-9-:3)-:33]

Simplify each of the following:   1). 36-[18-{14-(15-4-:2xx2)}] 2). 45-[38-{60-:3-(6-9-:3)-:3}]

Simplify each of the following: 36-[18-{14-(15-4-:2xx2)}] 45-[38-{60-:3-(6-9-:3)-:3}]

Solve 45 - [38 - {60 div 3 - (6-9 div 3) div 3}] =?

for the matrix A=[[4,-4,5-2,3,-33,-3,4]] find

Construct 'ogive' for the following distribution : {:("C.I.",0-3,3-6,6-9,9-12,12-15),(F," "9," "3," "5," "3," "1):}

3^2xx2^2div(6^2-9)+1^2=33

Find a_n if 3,0,-3,-6,-9,-12,…..

The weights (in kg) of 30 students of a class are 39,43,32,37,29,26,31,45, 46,31,37,38,30,39,36,41,35,34,41,46,39,38,36,38,40,42,33,43,44,33. Prepare a frequency distribution table using one class interval as 30-35 in which 30 is included and 35 excluded. using the above data, draw a histogram.

By taking classes 30 - 40, 40 - 50, 50 - 60,.. ., construct a frequency table for the following data: " 65 34 74 49 52 35" " 71 55 61 40 56 38 " " 52 56 52 33 60 35 " " 49 37 53 50 44 30" " 62 50 47 45 47 50 " " 63 61 54 58 47 64 " " 37 38 44 42 47 55 " " 70 33 75 49 47 30" " 60 69"

Find the value of : ((6.7)^(2) - (3.3)^(2))/(6.7-3.3)