`(-3)(-4)(12)(-1)=` .....

3(x+1)=12+4(x-1)

Simpilfy: 5(3)/(4)- 4 (5)/(12)+3(1)/(6)

|(4,3),(-1,2)|=

Find the equation of the straight line passing through the points (3,-4) and (1,2) and hence ,show that the three points (3,-4) , (1,2) and (2,-1) are collinear.

{:("Quantity A","Quantity B"),((1)/(3)+(1)/(4)+(7)/(12),(1)/((1)/(3)+(1)/(4)+(7)/(12))):}

If A = [(2,4, -1), (-1,0,2)], B = [(3,4),(-1,2),(2,1)] . Find (AB)'

If A=[[1,2],[3,4]],B=[[1,2],[2,1]] . Show that (AB)^(-1)=B^(-1)A^(-1)