Home
Class 12
MATHS
If the binary operation o. is defined on...

If the binary operation `o.` is defined on the set `Q^+` of all positive rational numbers by `ao.b=(a b)/4dot` Then, `3o.(1/5o.1/2)` is equal to `3/(160)` (b) `5/(160)` (c) `3/(10)` (d) `3/(40)`

Promotional Banner

Similar Questions

Explore conceptually related problems

If the binary operation o. is defined on the set Q^(+) of all positive rational numbers by a o. b=(ab)/(4). Then,3o.((1)/(5)o.(1)/(2)) is equal to (3)/(160) (b) (5)/(160) (c) (3)/(10) (d) (3)/(40)

The binary operation defined on the set z of all integers as a ** b = |a-b| - 1 is

The binary operation * is defined by a*b=(ab)/(7) on the set Q of all rational numbers.Show that * is associative.

If the operation * is defined on the set Q of all rational numbers by the rule a*b=(ab)/(3) for all a,b in Q. Show that * is associative on Q

If a binary operation is defined by a**b=a^(b) , then 3**2 is equal to :

Write the identity element for the binary operation * defined on the set R of all real numbers by the rule a*b=(3ab)/(7) for all a,b in R

If the binary operation * defined on Q, is defined as a*b=2a+b-ab, for all a*bQ, find the value of 3*4

if the operation o. is defined for all real numbers a and b by the relation o. =(a^2 b )/(3) then 2 o. {3o.(-1)}

If * is a binary operation on set Q of rational numbers defined as a ^(*)b=(ab)/(5) Write the identity for ^(*), if any