marlisamoore
marlisamoore
01-09-2017
Mathematics
contestada
can someone help me with this question
Respuesta :
Banabanana
Banabanana
01-09-2017
[tex] x^{2} +2x-5=0 \\ D=b^2-4ac=2^2-4*1*(-5)=4+20=24 \\ x_{1,2}= \frac{-bб \sqrt{D} }{2a}= \frac{-2б \sqrt{24} }{2}=\frac{-2б 2\sqrt{6} }{2}= \frac{-2}{2}б \frac{2 \sqrt{6} }{2} =-1б \sqrt{6} [/tex]
Answer:
B. x = -1 - √6
C. x = -1 + √6
Answer Link
VER TODAS LAS RESPUESTAS ( 77+ )
Otras preguntas
Find the GCF of 20 and 30.
Giving brainliest! Please give me the working out for the answer
Which of the following identifies an interest shared between ancient Greek and Roman texts and the texts of Renaissance artists? O emphasis on the use of allego
IT IS NOT ABOUT WORK BUT IF YOU DO IT I WILL GIVE YOU ALL MY POINTS!!!!! Is God pleased with me? Proverbs 6:16-19 There are seven things that the Lord hates and
SOMEONE PLEASE HELP ME WITH THIS MATH IM STRUGGLING!
Microsoft Word is ________________ software. A: Application B: Compiler C: System D: Programming
Why was the Gandhi irwin pact important
Which character would be considered heroic in ancient Greek myths? a character who fights innocent people out of anger and hatred a character who fights enemies
Select a statement that is not correct about bacterial fimbriae? A.they protect the cell from dehydration B. they are called attachment pili to distinguish them
HELP PLSS, WILL REWARD BRAINLIEST!!!! THANK YOUUU How does the Southern Pacific coast of Mexico contribute to the economic growth of the country?
