kimbers
kimbers
03-06-2015
Mathematics
contestada
x^2-8x+5=0 Solve by completing the square.
Respuesta :
konrad509
konrad509
03-06-2015
[tex]x^2-8x+5=0 \\ x^2-8x+16-11=0\\ (x-4)^2=11\\ x-4=-\sqrt{11} \vee x-4=\sqrt{11}\\ x=4-\sqrt{11} \vee x=4+\sqrt{11}\\[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 38+ )
Otras preguntas
find the length of side AB
January 400 $ 31,000 February 800 $ 37,000 March 1,600 $ 49,000 April 2,400 $ 61,000 Using the high-low method, the estimated total fixed cost is
Dora travels between the two mile markers shown and then finds her average speed in miles per hour. Select the three equations that represent this situation.
Windhoek Mines, Ltd., of Namibia, is contemplating the purchase of equipment to exploit a mineral deposit on land to which the company has mineral rights. An en
Answer this question plssss
Question Study the following two sentences. She took an entry-level position. She plans to manage the department next week. Select the correct answer. What is t
help me please (50 POINTS) Why was the battle of El Alamein significant? A) The Allies defeated a major German commander. B) The German army defeated the Allies
The Dulac Box plant works two 8-hour shifts each day. In the past, 1000 cypress packing boxes were produced by the end of each day. The use of new technology ha
Given a parametric curve {x = 2 cost {y = 4 sint 0 <= t <= π a. Set up but do NOT evaluate an integral to find the area of the region enclosed by th
What does Duncan decide should happen as a result? Choose 2 correct answers. The thane of Cawdor will be executed for his betrayal. Macdonwald will be next in l
