Seudónimo Seudónimo

01-01-2016
Mathematics

contestada

Find the equation that is equivalent to the quadratic equation shown. Explain why
x² - 6x - 27 = 0
A.) x(x - 3) = 27
B.) (x - 6)² = 63
C.) (x - 3)² = 36
D.) (x - 3)² = 28

Respuesta :

TaylorBayley TaylorBayley

01-01-2016

C - (x-3)^2=36

If we expand (x-3)^2=36:

(x-3)(x-3)=36
x^2-3x-3x+9=36
x^2-6x+9=36

Then subtract 36

x^2-6x-27=0

Answer Link

Otras preguntas

some victims do not report abuse and violence they are suffering. Discuss two reasons why many cases of abuse and violence are not reported?

Solve the system using substitution. X+Y=8 Y=3X A. (4,12) B. (2,6) C. (1/2, 3/2) D. (-4,-12)

Here ya go these are the ones i need help with :)

What is character action

How many sentences should be in a paragraph?

Is this right????? Plzzz help with all of them

Does the united states have an official language

A person has three times as many nickels as quarters. of the total face value of these coins is $3.20, how many of each type of coin does this person have

How does the surface tension of water compared with the surface tension of most other liquids?

When a mixture of 12.0 g of acetylene (c2h2 and 12.0 g of oxygen (o2 is ignited, the resultant combustion reaction produces co2 and h2o?