alleryଯଦି ପ୍ରସ୍ତାବ P ସତ, ପ୍ରସ୍ତାବ Q ସତ ଅଟେ | ଯଦି ପ୍ରସ୍ତାବ Q ସତ, ପ୍ରସ୍ତାବ R ସତ ଅଟେ | ପ୍ରସ୍ତାବ R ମିଥ୍ୟା ଅଟେ | କେଉଁ ସିଦ୍ଧାନ୍ତ ସତ ହେବା ଜରୁରୀ?
Aଉଭୟ P ଏବଂ Q ବିଫଳ |
Bକେବଳ P ବିଫଳ ହୁଏ |
Cକେବଳ Q ବିଫଳ ହୁଏ |
DP କିମ୍ବା Q ମଧ୍ୟ ସ୍ଥିର ହୋଇପାରିବ ନାହିଁ |
Answer & Solution
Correct answer: A. ଉଭୟ P ଏବଂ Q ବିଫଳ |
R ର ବିଫଳତା Q କୁ ବାଦ୍ ଦେଇଥାଏ, ଯାହା ପରବର୍ତ୍ତୀ ସମୟରେ P କୁ ବାଦ ଦେଇଥାଏ |
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