`25-25+25`

9/25 - 12/25 + 7/25

If x=3\ a n d\ y=-1, find the values of each of the using identity: (5/x+5x)((25)/(x^2)-25+25 x^2)

Factorise : (4)/( 25) - 25b^2

Find the difference: 18/(25)-12/(25)

a) 6/25 + 7/25 + 3/25

Factorise : x^(2) - 25

Find the mode of each of the following data : 29, 34, 38, 25, 25, 19, 25, 16, 37, 21, 25

Simplify each of the following: 175\ xx\ 175+2\ xx\ 175\ xx\ 25+25\ xx\ 25

A student of performs a titration with different burettes and finds titre values of 25.2 mL , 25.25 mL , and 25.0 mL . The number of significant figures in the average titre value is …..

75 \xx\ 75+2 \xx\ 75 \xx\ 25+25 \xx\ 25 is equal to=? (a)10000 (b) 6250 (c) 7500 (d) 3750