EXERCISE3.1
Que2. A signal is generated from 2 flags by putting one flags by putting one flag above the other.If 4 flags of different colours are available,how many different signals can be generated?
Answer= For signal we required two flags. here 1 operation is done by another for selection of first flag there are4 possibilities.
for second selection there are 3 possibilities
therefore ,Total signals generated =4into3=12
therefore 12 signals can be generated.
Que2. A signal is generated from 2 flags by putting one flags by putting one flag above the other.If 4 flags of different colours are available,how many different signals can be generated?
Answer= For signal we required two flags. here 1 operation is done by another for selection of first flag there are4 possibilities.
for second selection there are 3 possibilities
therefore ,Total signals generated =4into3=12
therefore 12 signals can be generated.
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