Question

If 987=66 765=83 thn 321=?

Answer 1

• Given:-987=66 765=83

•To find:-321=?

• Solution:- According to the series, the format is like,

(first digit)²+(last digit)² - (second digit)²——› Reverse the number = result

and according to the format ,

9² + 7² - 8²= 66 ——Reverse—› 66

so, 987=66

7²+5²-6²= 38 ——Reverse—› 83

so, 765=83

And according to this format

321= 3²+1² - 2²= 6 ——Reverse—› 6

So the final answer is 321= 6