allery7 ର ବର୍ଗ ଏବଂ 6 ର ବର୍ଗ ମଧ୍ୟରେ ଥିବା ଅନ୍ତର କେଉଁ ସଂଖ୍ୟା ସହିତ ସମାନ?
A13
B11
C12
D14
Answer & Solution
Correct answer: A. 13
n ର ବର୍ଗ ମାଇନସ୍ (n-1) ର ବର୍ଗର ଅନ୍ତର ହେଉଛି 2n ମାଇନସ୍ 1, ତେଣୁ n = 7 ପାଇଁ ଏହା 13 ଅଟେ।
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