The condition for the cube of a+ib to be a real number is\t(i) a=0 or a=+/- Root 3b(ii) a=0 or b=+/- Root 3a\t(iii) b=0 or b=+/- Root 3a\t(iv) b=0 or a=+/- Root 3b
Vijay , 6 Years ago
Grade 11
1 Answers
Deepak Kumar Shringi
Last Activity: 6 Years ago
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