jessmom2 jessmom2
  • 18-12-2019
  • Mathematics
contestada

what is
y=-2x+1
y=-x^2+4

Respuesta :

Stefanisaska
Stefanisaska Stefanisaska
  • 18-12-2019

Answer:X1=1+-1+i(2)^1/2

x2=-1-i(2)^1/2

Step-by-step explanation

y=y

-2x+1=-x^2+4

x^2+4+2x-1=0

x^2+2x+3=0

Use

Ax^2+Bx+C=0

X1,X2=[-B+(B^2-4*A*C)^1/2]/2*A

A=1

B=2

C=3

x=[-2+/-(2*2-12)^1/2]/2

x=[-2+/-(-8`)^1/2]/2

x=[-2+/-2i(2)^1/2]/2

x1=-1+i(2)^1/2

x2=-1-i(2)^1/2

Answer Link

Otras preguntas

How did the war go for the British before and after 1757
Socialism as a political movement evolved in
The country of Oman is ruled by a monarchy, therefore Oman has which type of government? a. democracy b. autocracy c. oligarchy d. republic
what is 20% of 41,844,000?
I bought 6 dozen eggs at $10 per dozen. 6 eggs were broken. What percentage of the eggs were broken?
Which expression represents how many years are in x months? A). 12x B). 12 + x C). x/12 D)12/x Please help!!!!
Complete the sentence with the correct form of the verb gustar and the indirect object pronoun (me, te, le, etc). A ustedes __________ __________ practicar
The Silk Road linked trade between ______ and ______?
How do you write 570,020 in word form
One of the reasons given for the colonization of Georgia was to serve as a "buffer" colony. This meant that Georgia was a. an outpost from which English pirate