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x4+ x2 y2 + y2= 37 and x2– xy + y2= 5 --- (1) As we know, (x4+ x2 y2 + y2) = (x2– xy + y2) (x2+ xy + y2) ⇒ x2+ xy + y2= 37/5 ⇒ x2– xy + y2= 7.4 --- (2) Subtract equation (2) from equation (1) ⇒ 2xy = 2.4 ⇒ xy = 1.2
Three of the following words are alike in a certain manner and one is different. Select the odd word out.
Four letter-clusters have been given, out of which three are alike in some manner and one is different. Select the letter-cluster that is different.
Odd one out
Find the odd one out from the following options.
Four number-pairs are given, three of which are alike in certain manner and one is different. Choose the different number-pair.
Four letter-clusters have been given out of which three are alike in some manner and one is different. Select the one that is different.
Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the number-pair that is different.
Pick the odd one out.
Find out the odd word/letters/number/number pair from the given alternatives.
Four number-pairs have been given, out of which, three are alike in some manner and one is different. Select the number-pair that is different.
