Afflictionzz Afflictionzz

12-10-2019
Mathematics

contestada

Solve the equation by completing the square. x^2-12=-4x

Respuesta :

mourfious mourfious

12-10-2019

Step-by-step explanation:

given

[tex] {x}^{2} - 12 = - 4x \\ {x}^{2} + 4x - 12 = 0 \\ {x}^{2} + 4x + 4 - 16 = 0 \\ {(x + 2)}^{2} = 16 \\ x + 2 = 4 \\ x = 2[/tex]

Answer Link

Otras preguntas

Which equation must be true for m(x) and n(x) to be inverse?

What type of sentence is “we went out to eat because we had no electricity”

7n-(4n-3) simply to create a equivalent expression?

Review : Find the product using the distributive property1. 3y²(4a+ab)

what are the ordered pairs for this figure

how is the hammer structure related to its function

Would convection occur if Earth's mantle were a box 30 km on a side?

A parasail is 3/100 mile above the water. After five minutes, the parasail is 1/50 mile above the water. Find the change in height of the parasail.

What are the 8 Essential Life Functions?

if It is known that 5