Chikepii
Chikepii
12-12-2017
Mathematics
contestada
solve for x in the equation x^2-4x-9=29
Respuesta :
Аноним
Аноним
12-12-2017
[tex] {x}^{2} - 4x - 9 = 29 \\ {x}^{2} - 4x - 38 = 0 \\ \\ x12 = \frac{ - b \frac{ + }{ - } \sqrt{d} }{2} \\ d = {b}^{2} - 4ac \\ d = 16 + 152 = 168 \\ \\ x1 = \frac{4 - \sqrt{168} }{2} \\ x2 = \frac{4 + \sqrt{168} }{2} [/tex]
Answer Link
nullgaming650
nullgaming650
14-12-2017
Solve for x in the equation x^2-4x-9=29
The Answer Is
X=168
Answer Link
VER TODAS LAS RESPUESTAS ( 46+ )
Otras preguntas
URGENT!!!!!!!!!!!!!!!!!!!!!!!!How did Gutenberg's printing press contribute to the growth of learning and literacy (especially Bible reading) in Europe?
Last November there were 620 comma 666 scheduled passenger flights in a certain country, and in November of 1996 there were 651 comma 829. Use a percentage to
A passenger train and a freight train leave San Jose at 3PM, traveling in the same direction. The passenger train is going three times as fast as the freight tr
Who was considered to be the “fieriest supporter of independence in the 13 colonies”?
A boy walked to his friend house 12 miles away. If he averaged 2.5 miles per hour, how many hours did it take to reach the house ?
A man shaves several times a day yet he still has a bear who is the man
What kind of challengers did returning veterans face
Simplify the expression 8−(−2)/7−12 Enter your answer either as a whole number, or as a ratio, in simplest form.
An example of a fixed cell is a/an
A beef sandwich has two slices of bread with a layer of meat between them. Each slice of bread 1.4 cm thick, and the meat is 0.5 cm thick. How thick was the san
