marandapyatt13
marandapyatt13 marandapyatt13
  • 03-06-2018
  • Mathematics
contestada

Solve using perfect square factoring patterns.

y2 + 18y + 81 = 0
A. {–9}
B. {9}
C.{0, –1}
D.{9, –9}

PLEASE HELP!!!
WILL MARK BRAINLEIST

Respuesta :

Аноним Аноним
  • 03-06-2018
y^2 + 18y + 81 = 0
(y + 9)^2 = 0

y + 9 = 0

y = -9
Answer Link

Otras preguntas

What are the two primary types of waves generated by earthquakes?
Find the linear approximation of f(x)=lnx at x=1 and use it to estimate ln(1.38).
Find the sum: 5 + 6. A. -11 B. -1 C. 1 D. 11
Describe the mechanism on how cold ringer's decreased heart rate.
1. Ecosystems tend to lose energy as a result of... A) photosynthesis B) chemosynthesis C) the storing of chemical energy in the molecules of organisms D) the r
When a sequence of facts or steps is described in a technical document, a writer should try to avoid ______?
Dna carries the genetic chemical code that determines an inherited trait
A particular isotope has a​ half-life of 55 days. If you start with 1 kilogram of this​ isotope, how much will remain after 120 ​days? after 240 ​days? ​(Roun
it says write 20 past 4 in the morning using am or pm
I need help with number 2 do I multiply the area of the square? Or divide