Bomarie02
Bomarie02 Bomarie02
  • 25-10-2019
  • Mathematics
contestada

Solve 3x²-x-2=0. Please show all work.​

Respuesta :

IuliusCaesar
IuliusCaesar IuliusCaesar
  • 25-10-2019

3x²-x-2=0

Δ=1+24=25 (Δ=b²-4ac)

x₁,₂=[tex]\frac{1(+/-)\sqrt{25} }{6}[/tex]

x₁,₂=[tex]\frac{1(+/-)5}{6}[/tex]

x1=[tex]\frac{1+5}{6}[/tex]=6/6=1

x2=[tex]\frac{1-5}{6}[/tex]=[tex]\frac{-2}{3}[/tex]

so

x1=1

x2=[tex]\frac{-2}{3}[/tex]

Answer Link

Otras preguntas

A person who weighs 200 pounds on earthwould weigh about 32 pounds on the moon. find the weight of a person on earth who would weigh 15 pounds on the moon
URGENT: PLEASE HELP! What is the number if… 15% of 500 is equal to 7.5 % of this number?
Two friends are reading books from the class library. There are 5 non-fiction and 3 fiction books in a bin to choose from. Each friend reaches into the bin and
Explain the factors that have caused the evolution and diversity of organisms
Chair 2 is ------chair 1 and chair 3. Choose the correct answer. (a)among(b)between*(c)near
Read the passage. excerpt from Act I, Scene 2, in Hamlet by William Shakespeare In this excerpt, a friend tells Hamlet he saw the ghost of Hamlet's dead father.
Based on the following etymological information, what is the literal meaning of the word holocaust?
What is thee relationships between paths tropical cyclones follow and the direction of ocean currents?
The soccer league is having a pizza party. there are 24 pizzas. each person gets 1/3 of a pizza. how many people can be fed from the 24 pizzas?
What was the significane of ted offensive?