Q4. Write the principal value of cos-1 [cos (680)°]. Q6. Using the principal values, write the value of cos-1 (1/2) + 2 sin-1 ...

Tax Deduction and Collection Account Number. It is a 10-digit alpha-numeric number issued by the ITD, TAN must be obtained by all persons responsible for deducting tax at source or who are required to ...

SINGAPORE – Local celebrity couple Shawn Thia and Xenia Tan held their wedding on Nov 24, more than two years after their engagement. Their wedding ceremony at JW Marriott Hotel Singapore South ...