Add New Description

Fill up the form and submit

\vec{P} = \hat{i} + 2 \hat{j} - \hat{k}

\vec{Q} = - \hat{i} + \hat{j} - 2 \hat{k}

এর মধ্যবর্তী কোণ-

0^{0}

30^{0}

45^{0}

60^{0}

90^{0}

ANS : 4

Descrption

To add a description please, login first. click here to login

Cancel Login