racheltrisler racheltrisler

14-11-2020
Mathematics

contestada

x^2-8x-36
says “needs to be factored completely”

Respuesta :

Learntionary Learntionary

14-11-2020

Step-by-step explanation:

x^2 - 8 - 36

x = (-(-8) ± √(-8)^2-4(1)(-36))/(2(1)) = (8 ± √64+144)/2 = 4 ± 0.5√208

x = (8+√208) or x = (8-√208)

therefore

(x - 8-√208)(x + 8-√208)

hopefully I'm not wrong

Answer Link

Otras preguntas

How were Burmese Pythons introduced into the Florida Everglades?

A solution is prepared by dissolving 0.131 g of a substance in 25.4 g of water. The molality of the solution is determined by freezing point depression to be 0

A 25lb child was ordered for Tylenol 115mg PO every 4 hour hours as needed for pain. Is this a safe dose (standard is 10-15/kg/dose)

For the following exercises, determine whether the functions are even, odd, or neither. 19. Solve |2x − 3 | = 17.

please help!!! Evaluate the following expression. 10 x (-9 x (-6))

Assume that interest rate parity holds, and the euro's interest rate is 9% while the U.S. interest rate is 12%. Then the euro's interest rate increases to 11% w

What claim does the author make in this paragraph? Losing that 2 percent in revenues hasn't harmed the Joslyn museum's finances since there has been an increase

Select the solution to the following system of equations:

Jeff's mother gave him money. he used an equal amount of money each day. at the end of the 7th day, he was left with 1/4 of how much he had at first. at the end

what function is graphed?