" 1."|[14,9],[-8,-7]|

Evaluate |[14, 9],[-8, -7]|

The mode of the data 8 ,1 1 ,9 , 8,11, 9, 7, 8, 7, 3, 2 is

The mean of 7, 12,14,9,13,8 is

without expanding prove that [22-24] |{:(7,12,-3),(9,14,-1),(8,13,-2):}|=0

If the centroid and two vertices of a triangle are (4,-8),(-9,7),(1,4) and the area of the triangle (in sq.units) is "K" ,then (8)/(333)K is equal to

The mean of mode, median and range of the data 2, 1, 2, 3, 3, 6, 4, 8, 14,9, 4, 8, 4 is

Construct a frequency distribution table for the following data, taking class-intervals 4-6, 6-8 , ............. 14-16 . 11.5, 6.3, 7.8, 9.2, 10.5, 4.5, 6, 8.3, 12.5, 15.8, 7.4, 5.3, 8.4, 15.2, 8.9, 9.8, 8.25, 6.5, 5.8, 10.5, 14.2, 15.3, 11.7, 9.9, 8.8, 6.6, 4.3, 4.7, 9.4, 10.1, 15.5, 14.4, 12.2, 7.7, 5.5 .

If A=[(0, 4, 9), (8, 3, 7)], B=[(7, 3, 8), (1, 4, 9)] find the value of 3A-9B