Saniyah14
Saniyah14
22-08-2014
Mathematics
contestada
Solve the equation.
2x^2+7=15x
Respuesta :
konrad509
konrad509
22-08-2014
[tex] 2x^2+7=15x \\ 2x^2-15x+7=0\\ 2x^2-x-14x+7=0\\ x(2x-1)-7(2x-1)=0\\ (x-7)(2x-1)=0\\ x=7 \vee x=\frac{1}{2} [/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 21+ )
Otras preguntas
Why does Taiwan have to enter athletes into the Olympic games under the title "Chinese Taipei"?
Which of these is an overwhelming force? A. Sleuth B. Mammoth C. Epiphany D. Juggernaut
Europeans desire for less control from the central government and greater local political and not at me as an example of
The function f(x) = 4.50x 19 relates how much Sean pays to his scout club, f(x), to the number of patches, x, he earns in a month. What is the value and meani
Where are the niagara falls located?
Which 2 continents have the most obvious fit of the coastline?
Where did fighting continue after the Spanish forces in Cuba had surrendered
X+2=x to the second power +4 at x = 2
When did the United Nations officially begin? A. 1918 B. 1945 C. at the Yalta Conference D. at the Paris Peace Conference
He was (fascinated) by written languages. A indirect object B predicate nominative C direct object D predicate adjective
