January 2019 1 37 Report
Równanie - x^{2} + ax + b=0 ma dwa niezerowe pierwiastki  x_{1} i x_{2} takie, że  \frac{1}{ x_{1} } + \frac{1}{ x_{2} } \ \textgreater \ 0.Współczynniki a i b spełniają warunek:
a. a>0 i b>0
b. a<0 i b<0
c. ab>0
d. ab<0

Recommend Questions



Life Enjoy

" Life is not a problem to be solved but a reality to be experienced! "

Get in touch

Social

© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.