Х1=(-b+ √D):2а =(5+9):2=7
Х2=(-b-√D):2а =(5-9):2=-2
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
-x^2-5x+14=0
x^2+5x-14=0
D=в^2-4ac=5^2 - 4*1*(-14)=25 +56=81
Х1=(-b+ √D):2а =(5+9):2=7
Х2=(-b-√D):2а =(5-9):2=-2