alleryવાસ્તવિક સંખ્યાઓ માટે, જો xy = 0 હોય તો
Ax + y = 0
Bમાત્ર x = y
Cx = 0 અથવા y = 0
Dx = 1 અથવા y = 1
Answer & Solution
Correct answer: C. x = 0 અથવા y = 0
વાસ્તવિક સંખ્યાઓનો ગુણાકાર ત્યારે જ શૂન્ય થાય જ્યારે ઓછામાં ઓછો એક અવયવ શૂન્ય હોય.
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