Carranzae559 Carranzae559
  • 03-04-2020
  • Mathematics
contestada

W^2-8w=9 complete the square and round to the nearest hundredth if necessary

Respuesta :

johnsong14306
johnsong14306 johnsong14306
  • 03-04-2020

Answer:

w = 7, 1

Step-by-step explanation:

A perfect square is shown by a²-2ab+b²

If you substitute the question into the formula you get:

w²-(2×4×w)+4²

Simplify and you get:

w²-8w+16=9

Factor:

(w-4)²=9

Square Root both sides:

w-4=±3

w=7, w=1

Answer Link

Otras preguntas

A politician says that the U.S. government does not have the right to pass laws to protect citizens. Which phrase from the Preamble to the U.S. Constitution rej
Question is on the pic; simplifying and dividing at the same time :0
Plants, animals, and fungus are all examples of A unicellular organisms B) prokaryotes c eukaryotes D) bacteria
the screenshot has all the questions
Which of the following cultural and social shifts resulted most directly from the trends described in the excerpt? A. A sharp decline in regional differences B
What is the most likely purpose of an article that explains how DDT is used to stop the spread of malaria?
Which is NOT a reason to use estar * A.to say how you feel B.to say where you are from C.to say where you are
What is the slope of the line on the graph? Enter your answer in the box.
There is 10 pounds of dog food at the dog shelter currently. Each dog bowl gets 1/4 pound of dog food. How many dogs can they feed right now?
What is the equation of the Points (4,3) and (-2,0)