" 4.Find the value of "a" and "b," if "(sqrt(3)-1)/(sqrt(3)+1)=a+b sqrt(3)" ."

12.Rationalise and find the value of' "a'" and "'b'" ; (i) "(sqrt(3)-1)/(sqrt(3)+1)=a+b sqrt(3), (ii) (sqrt(5)-2)/(sqrt(5)+2)=a+b sqrt(5)

Find the value of a and b if (i)(sqrt(3)+1)/(sqrt(3)-1)=a+bsqrt(3)" "(ii)(5+2sqrt(3))/(5-2sqrt(3))=a+bsqrt(3)

Find the value of a and b if (i)(sqrt(3)+1)/(sqrt(3)-1)=a+bsqrt(3)" "(ii)(5+2sqrt(3))/(5-2sqrt(3))=a+bsqrt(3)

Find the values of a and b if (6)/(3sqrt(2)-2sqrt(3))=a sqrt(2)-b sqrt(3)

Find the value of a and b respectively, if (5+sqrt(3))/(7-4sqrt(3))=47a+sqrt(3)b .

Find the values of a and b in each of the (5+3sqrt(2))/(5-3sqrt(2))= a+b sqrt(2)

Find the values of a and b in each of the following (sqrt3+1)/(sqrt3-1)=a+bsqrt3

simplify the expression and find a and b (sqrt(3)+1)/(sqrt(3)-1)=a+b sqrt(3)

Find the value of tan^-1 (sqrt3) - cot^-1 (-sqrt3)

Find the value of tan^(-1)sqrt(3)-cot^(-1)-sqrt(3)