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

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

Can someone please help me with problem #18 of The Rational Root Theorem Worksheet?I found the possible rational roots but I need the work shown for it. I also

Proofreading The Carrington Event is the name we use to describe the geomagnetic affects of a powerful solar storm during the 1st and 2nd of September 1859. Dur

MULTIPLE CHOICE The coordinates of A and B on a number line are -7 and 9. The coordinates of C and D on a number line are -4 and 12. Are AB and CD congruent? I

Correct the one error. (IXL, IAR Practice Testing)

y= -0.08x^2+4x+4 find the interepret

Which statement best summarizes Nixon's reason for making this speech? A. He wanted to question the charges made against him. B. He wanted to do the "political

"she did not sing a song" turn into passive voice

Please help me asap!!!

A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1 m higher than the bow of the boat. If

carbon solid (c) reacts with oxygen gas(O²) to produce carbon dioxide(CO²). verify that this change is a chemical one