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 many grams are in 11.9 moles of chromium?
How do I solve 2(a+2)=2?
Give this topic sentence : Swimming is really the health exercise anyone can do. What other detailed sentence you can say about the topic sentence.
How do I solve 2(a+2)=2?
How many grams are in 11.9 moles of chromium?
find the volume of each sphere, both in terms of pi and to the nearest tenth. use 3.14 for pi
How do you convert 2/30 into a percent ?
find the area of a triangle with the following dimensions: a = 12 yards b=16 yards and c=24 yards round to the nearest square yard
How do you convert 2/30 into a percent ?
find the volume of each sphere, both in terms of pi and to the nearest tenth. use 3.14 for pi