Subtract the value of the second pair from the value of the first pair, or 18 - 8 = 10. Our determinant equals 10. Once again, determine the sign dictated by the location of the element you eliminated. In this case, the sign is +, so we would use 10. Next, let's find the cofactor of 5.
Answer: The outermost zone of a flame is the hottest zone. Due to this, goldsmith uses the outermost zone of a flame for melting gold and silver. Question: 11. In an experiment 4.5 kg of a fuel was completely burnt.
Non luminous zone is the zone of a flame which is also the hottest zone of the flame as it is mostly in contact with oxygen. It is also called invisible zone. Making the world better, one answer at a time.