State true or false :
The value of ab is 8 when a = 3 and b = 2.

State true or false : The value of 3x – 2 is 1 when x = 0.

State true or false : The value of 2x^(2)-x-3 is 0 when x=-1

State true or false : 16-3x=5x when x=2

State, true or false: The point (a,b) lies on the y-axis if b=0.

State True or False : Fcl_3 exists

State true or false halogens are coloured.

state true or false : The molarity of a solution is 0.2 M when 18 g of glucose is dissolved in 500 ml of water.

State true or false : 3xy,-2xy are like terms.

State true or false : coefficient of x in -3xy is -3

State true or false : When x = 3, then x^2 and 2x are equal.