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

Please solve pls explain as well
What might an elevated ST segment of an ECG mean? A. All of these B. Cardiovascular disease C. Impending heart attack D. Hypertrophy
Application Writing: Suppose, you are a student of 2nd semester, BBA. Your batch want to arrange an initiation ceremony for the freshers of the department. Now,
A savings account has a rate of 2.25% . Find the effective annual yield of interest is compounded quarterly
Are plants single called?
Help me with these question and please explainnn
What is a Text Whap​
Please help me on this answer, I am very confused and don't know the correct steps to take. Solve
core: 0 of 1 pt9 of 9 (0 complete)HW Score: 0%, 0 of 9 p.7.29Skill BuilderQuestion HelpThe supply function and demand function for the sale of a certain type of
What is the narrator doing to forget his sorrows over losing Lenore? (from TheRaven)a) nappingb) readingc) drinkingd) nothing​