`(3^(5)times10^(5)times9)/((90)^(2))`

(3^(-5)times10^(-5)times125)/(5^(-7)times6^(-5))

3^(-5)times10^(-4)times(5^(4))/(5^(2))times6^(-5)=

Simplify: 10^(-1)times10^(2)times10^(-3)times10^(4)times10^(-5)times10^(6)

solve it : (ii) (-3)/(5)times(-3)/(5)times(-3)/(5)times(-3)/(5) (iii) (-9)/(2)times(4)/(2)times(-4)/(2)times(-4)/(2)times(-4)/(2)times(-4)/(2) (iv) (-5)/(3)times(-5)/(3)times(-5)/(3)times(-5)/(3) (v) (-6)/(2)times(-6)/(2)times(-6)/(2)times(-6)/(2)times(-6)/(2)

(6^(3)times7^(4)times8^(5))/(4^(3)times9^(2)times16)

((5^(3))^(-2)times(5^(2))^(-3)times(6)^(5))/((2)^(3)times(3)^(2)times(5)^(5))

[" Four charges "10^(-3):-2times10^(-5);+3times10^(-5)" and "],[2times10^(-5)" coulomb are placed at the four "],[" corners of a square of side "1m" the potential "],[" at the centre of the square is "]

((1)/(3)times(2)/(9))/((1)/(3)times(1)/(5)+(1)/(3)times(1)/(3)+(1)/(3)times(2)/(9))

Four charges 10^(-5) , -2times10^(-5) , +3times10^(-5) and 2times10^(-5) coulomb are placed at the four corners of a square of side 1m the potential at the centre of the square is...

-(2)/(9)times(9)/(5)times(5)/(2)times(7)/(5)