Question

حل (حلول) المعادلة:
bold italic x to the power of bold 2 bold space bold space bold plus bold 8 bold italic x bold plus bold 7 bold equals bold 0
هي :
begin mathsize 18px style bold italic x bold space bold equals bold minus bold 1 bold space
bold italic o bold italic r
bold italic x bold space bold equals bold minus bold 7 end style
begin mathsize 18px style bold italic x bold space bold equals bold 1
bold italic o bold italic r
bold italic x bold space bold equals bold 7 end style
begin mathsize 18px style bold italic x bold space bold equals bold 0 end style
المعادلة مستحيلة الحل.

Answer 1

حل المعادلة (x^2 + 8x + 7 = 0) هو:
[ x = -1 quad     ext{أو} quad x = -7 ]