06-29-2014, 01:30 PM

Think of two numbers. Tell me their sum. Tell me their product. The two numbers are ....

A fun and practical application of the quadratic formula, for the 17b/19b/27s solver family.

SUMIS:IF(S(N1):(SUM+SQRT(SQ(SUM)-4\(\times\)PROD))\(\div\)2-N1:(SUM-SQRT(SQ(SUM)-4\(\times\)PROD))\(\div\)2-N2)

A fun and practical application of the quadratic formula, for the 17b/19b/27s solver family.

SUMIS:IF(S(N1):(SUM+SQRT(SQ(SUM)-4\(\times\)PROD))\(\div\)2-N1:(SUM-SQRT(SQ(SUM)-4\(\times\)PROD))\(\div\)2-N2)