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

(3 pt) Which describes a major advantage of steamboats over other vessels? A. They required less fuel than a sailing ship. B. They could float in shallower

The Zhou dynasty lasted for 800 years. What might this indicate to an ancient Chinese person who believes in the Mandate to Heaven? (4 points) The Zhou were goo

Which additional word in the sentence should be capitalized? That's where i found your missing set of keys. A. I B. Your C. Where D. Set

What was the purpose of trade organizations? to remove trade restrictions to discourage free trade to prevent outsourcing

Much of the Ghana Empire was located on a savannah, a semi-arid region with trees and other vegetation. What natural disasters did the residents of Ghana probab

Which mixed number has the same value as 3.75? A 3 & 1/2 B 3 & 5/8 C 3 & 3/4 D 3 & 7/10

Which words make up the adverb phrase in this sentence? The school bus crosses two bridges along its route. A. along its route B. crosses two bridges C. two bri

In which sentence is the number written correctly? A. I'm sure their house number is twenty-nine. B. Eighty five dogs have been adopted so far. C. It will take

Which pronoun agrees with the antecedent in the sentence Will each of the candidates share __________ thoughts A. his or her B. theirs C. their D. his or hers

In Romeo and Juliet act 3, scene 1, what motivates Romeo to fight with Tybalt? A. Romeo feels guilty and wants revenge for Mercutio. B. Romeo is insulted and ca