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

Why did John Adams defend the British soldiers involved in the Boston Massacre? A. He was sympathetic toward the British. B. He wanted to assure they would
Which verb form best completes this sentence? Para hacer la masa, ¡_________ los huevos y la leche bien! mezclas mezclan mezcles mezcle
Enzymes are used in which types of cells? plant cells animal cells both of the above neither of the above
Why did so many of the British colonies came to rely exclusively upon African slavery for their labor ?
What is the most spectacular sight you have ever seen ?
does anybody know a website that will let me make a logo for free I need it for my project
What simplifies into 2mn^2×^3√5mn^2
Rheumatoid arthritis is a disease that occurs when the body’s immune system starts attacking its own joint tissue. The symptoms are pain, inflammation, and swel
Solve and graph the absolute value inequality: |2x + 4| > 8. number line with open circles on negative 6 and 2, shading in between. number line with closed
explain stratified sampling?