• Title:यदि vec(a)=hat(i)+2hat(j)-3hat(k) तथा vec(b)=-2hat(i)+3hat(j)-5hat(k)हो तो निम्न के मान ज्ञात की...
  • Duration: 2:57
  • Views: 3.9K
  • Uploaded: 2 years ago

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