kyhiem84 kyhiem84

24-04-2020
Mathematics

contestada

Solve the following quadratic equations by completing the square.
a. x^2+ 6x + 7 = 0

Respuesta :

24-04-2020

Answer:

x=-3±[tex]\sqrt{2}[/tex]

Step-by-step explanation:

x^2+6x=-7

x^2+6x+9=-7+9

(x+3)^2=2

x+3=±[tex]\sqrt{2}[/tex]

x=-3±[tex]\sqrt{2}[/tex]

Answer Link

Otras preguntas

If f(x) = 2x2 – x – 6 and g(x) = x2 – 4 Find f(x) ÷ g(x)

Which graph shows a periodic function with an amplitude of 2?

WILL GIVE BRAINLIEST!read the lines: it's spring and the goat-footed balloonMan whistles far and wee which best identifies and i

I need to know how to solve it and get the answer right to check my work

Explain why an organism with a homozygous dominant genotype has the same phenotype as an organism with a heterozygous genotype

World War II and the Cold War convinced US politicians to do which of the following?

What does the digestive, respiratory,and excrtory systems have in common?

What actions should occour next to support a team based resuscitation attempt?

water under the earth's surface

which of the following nucleic acids are composed of nucleotides