charles2487 charles2487

20-10-2020
Mathematics

contestada

y2 +4y+1
; y = -2 .
y2-1

Respuesta :

mail12siraj mail12siraj

20-10-2020

Step-by-step explanation:

y2+4y+1=0. where, y=-2

(-2)2+4(-2)+1

-4-8+1=0

-12+1=0

-11=0

Answer Link

Otras preguntas

An economic system where all business is controlled by people who share equally in the profits is called _____. free enterprise Socialism a market economy Capit

What makes the "Rosetta Stone" such an important archaeological find? A )It enabled historians to translate hieroglyphics. B) It provides the earliest examples

Which are characteristics of the Northwest Indian cultures? Choose all answers that are correct. a. totem poles b. potlatches c. wigwams d. buffalo hunting

What is the value of x? 4(x+2)=14-2(3-4x)

analizati cuvintele: al colegului,de bancã,portret fizic...... textul se numește Portretul colegei de bancă de Mircea Santimbreanu. De la al colegului trebuie s

What are the characteristics of scientific thinking and investigating

what is the difference 7/4-1/8?

What is A+B=10 solve for B?!

what is true about all scientists

What is the indirect object in the sentence? Mr. Dillon did not buy Jack anything for his birthday. a. Jack b. Mr. Dillon c. birthday d. anything