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

Was was sir Walter Raleigh known for ?

compare contrast speed and velocity

1.How does inertia affect a person who is not wearing a seatbelt during a collision? 2.How does kinetic energy affect the stopping distance of a vehicle travel

What are the two pieces that make up James Madison's compound government

Giuliana has 22 quarters and dollar coins worth a total of $10.75

write an expression for the number of butterflies after 4 minutes .use the power of 2 in your awnser

Stabiliți rima poeziei" toamna " de Octavian Goga

what is the primary product of light independent reactions

What word in the English language is always spelled incorrectly?

Paint is red : blue in a ratio of 2 : 4. If 5 litres of red is used how much blue is used