catherinebaohup3hto6 catherinebaohup3hto6

13-05-2018
Mathematics

contestada

Rewrite each relation in the form y = a(x - h)^2 + k by completing the square

Rewrite each relation in the form y ax h2 k by completing the square class=

Respuesta :

18-05-2018

Use:[tex](*)\ (a\pm b)^2=a^2\pm2ab+b^2[/tex]
[tex]a)\\y=x^2+6x-1=\underbrace{x^2+2\cdot x\cdot3+3^2}_{(*)}-3^2-1=(x+3)^2-9-1=(x+3)^2-10[/tex]

[tex]b)\\y=x^2-6x-4=\underbrace{x^2-2\cdot x\cdot3+3^2}_{(*)}-3^2-4=(x-3)^2-9-4=(x-3)^2-13[/tex]

Answer Link

Otras preguntas

this is about slope

What was the goal of revolutionary forces in Germany after the war? Did they achieve their goals?

how did the cold war shape postwar international relations?

Jasmine kept a record of how many miles she ran each week during one month week 1 distance in miles 4.754.Week 2 distance in miles 4.752.Week 3 distance in mile

A few hundred red deer were introduced, in 1998, into a prairie ecosystem where they faced no natural predators. The graph shows the subsequent variation of the

If you wanted to reduce your risk of contracting a communicable disease you could __________. a. take steps to reduce your immune 6 b. avoid touching your shoe

What are youth organizations? What is an example of a youth organization?

In a federal system, political power is shared. What are the benefits of this sharing?

Fees associated with buying and finalizing your loan are known as _____.

If two hamburger and one soda cost $6 and one hamburger and two sodas cost $4.50, find the cost of one hamburger and one soda.