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

In Brazil, a person who is referred to as preta is

what role did wine play at the symposium?

What is most dense chlorine or oxygen bromine silver

The nurse cares for the client receiving dopamine hydrochloride at 4 mcg/kg/minute. the nurse determines the client weighs 64 kg. the nurse uses a dopamine mixt

Humanistic psychologists believe that psychological disorders result when

Simplify the product

Which is an opinion? Yury Gagarin was the first man to orbit Earth. John Young flew on a space shuttle in 1981. Valentina Tereshkova was extraordinaril

You have to make a factor tree

Jim and his dad are building a rectangular flower bed. They have a total of 35 feet of landscaping timber to use, and they want to use all of it. However, they

What erases the impact craters on earth and is responsible for most of the landforms that we see?