ka6D2enacrockdar ka6D2enacrockdar

02-03-2017
Mathematics

contestada

Solve for x by completing the square:

x^2+10x+9=0

x = 1, x = 9
x = - 1, x = - 9
x = 11, x = - 21
x = - 11, x = 21

Respuesta :

Аноним Аноним

03-03-2017

x^2 + 10x = -9
(x+5)^2 - 25 = -9
(x+5)^2 = 16
x+5 = +/- 4
x = -1 , x = -9

Answer Link

Otras preguntas

solve for the equation a+b-c=180 for c

what is relationship between latent heat and water ?

Help me pls!!!! I don’t know how

a magnified cross section view of small intestine Illustrated finger-like projections what is their role in the process of digestion?

which equation best represents the graph

Describe Marlow in heart of darkness

What are 10 adjectives that describe Alexander Hamilton?

60 POINTS Does the following table show a proportional relationship between the variables g and h?

A police officer had a taxable income of $47,050 last year. If she paid 10% of her income between $0 and $8350, 15% of her income between $8350 and $33,950, an

If there is a higher concentration of water outside of the cell Water will move into the cell water will move out of the cell water will not move water wi