a,b,c,d চারটি ক্রমিক স্বাভাবিক সংখ্যা হলে নিচের কোনটি পূর্ণবর্গ সংখ্যা ?
Created: 4 years ago |
Updated: 1 year ago
best des
Let mean, a = 1
b = 2
C = 3
d = 4
Now, abcd = 1× 2×3×4
= 24 (it us not correct)
ab + cd = 1×2 + 3×4
= 14(not correc)
abcd + 1 = 24 + 1
= 25 (which is correct)
Ans: c
Md Azizur Rahman
Founder of Satt
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