Msmsooscimcmdjdi Msmsooscimcmdjdi

13-10-2020
Mathematics

contestada

Factorising quadratic expressions

2x*2 + 4x + 2 = 0

Respuesta :

aleeshasaji aleeshasaji

13-10-2020

Answer:

2(x + 1)² = 0

x = -1

Step-by-step explanation:

Factorise the 2 out

2(x² + 2x + 1) = 0

2(x + 1)(x + 1) = 0

2(x + 1)² = 0

Hence x = -1

Answer Link

Otras preguntas

Is 80 a multiple of 4? is 4 a factor of 80?

Liam has 9/10 gallon of paint for painting the bird houses he sells at the craft fair each birdhouse requires 1/20 gallon of paint how many birdhouses can liam

Which of the following statements is true? A : Burning natural gas releases methane. B : Oil can be a liquid or a gas. C : Animal waste is a source of biomass.

if charged particles in an object are not balanced , the object builds up _____.

When lee and Andy meet just before the exam she says so you know describe three details in fox hunt that explain what she means by this remark

Darrel is currently 20 feet below sea level which correctly describes the opposite of Darrel elevation

What is the main result of respiration?

how much money does a person who makes 36,000 a year going to need to save for retirment

Question 5 (Multiple Choice Worth 4 points) (05.01) What is the slope of the line shown in the graph? A coordinate plane is shown with points graphed at −2 com

Ideal body weight should be based on a. height and weight charts. b. body composition. c. size of body frame. d. lean mass.