annab957 annab957

02-12-2019
Mathematics

contestada

x squared by 2 + 4x = -11

Respuesta :

Yang100 Yang100

02-12-2019

Answer:

x=-2+sqrt(7)*i, -2-sqrt(7)*i

Step-by-step explanation:

x^2+4x=-11

x^2+4x-(-11)=0

x^2+4x+11=0

Apply the quadratic formula with a=1, b=4 and c=11.

Answer Link

Otras preguntas

The investment bank helps stabilize the price of new issues in the secondary market by?

9/[tex]9/3-6/10[/tex]-6/10

According to your text, sales promotions such as free samples and point-of-purchase displays are designed to build.

How did the railroads make money from this arrangement? they sold the land to settlers and investors. they gave the land back to the indigenous groups. they sol

If a beneficiary is enrolled in a ma-only hmo and they also sign up for a pdp plan, they will be automatically dropped from their ma plan. True or false?.

A certain amount of concentrate is mixed with water to create a juice. The table shows the amount of concentrate, in ounces remaining, in the original container

In what year was the first five-year plan initiated by mao zedong? mao zedong, initiated the first five-year plan in .

A serving of fish contains 50 g of protein and 4. 0 g of fat. How many kcal are in the serving report your answer to 2 significant figures

Write a paper (1,500-1,750 words) in which you discuss the relationship between ethical governance, transparency, and the stability of organizations.

If you attempt to produce work using the formation reaction of methanol (CH3OH), and the reaction is carried out reversibly, what is the minimum amount of heat