bonnyanidreb
bonnyanidreb
01-06-2015
Mathematics
contestada
h(x)=2x²+x-10
2x²+x-10=0
Respuesta :
AyaZ
AyaZ
01-06-2015
[tex]2 x^{2} +x-10=0 \\ \\ (2x+5)(x-2)=0 \\ \\ x_{1} =- \frac{5}{2} \\ x_{2} =2[/tex]
Answer Link
hunaifirst
hunaifirst
01-06-2015
h(x)=2x2+x-10
2x²+x-10=0
(2x+5)(x-2)
x=-5/2
x=2
1)
h(x)=2x²+x-10
h(-5/2)= 2(-25/4)+[-5/2]-10
h(-5/2)=-25
2).
h(x)=2x²+x-10
h(2)=2(2)²+2-10
h(2)=8+(-8)
h(2)=0
Answer Link
VER TODAS LAS RESPUESTAS ( 36+ )
Otras preguntas
Solve the inequality. 6y+5>8
what is the purpose of the Sherman anti trust act?
what is 7.4 in it's simplest form?
8(2/3)= Can someone help me out and show me the steps?
what group took over japan after 1930
When can a person infected with HIV expect to notice symptoms of the virus?
Solve the inequality. 6y+5>8
Which list of elements consist of a metal, a metalloid and a nonmetal?(1) Li, Na, Rb (2) Cr, Mo, W (3) Sn, Si, C (4) O, S, Te
A recursive function is shown below: f(1) = 2 and f(n) = f(n - 1) - 5; n > 1 Which of the following lists the terms in the sequence defined by this recursiv
Which statement best describes electrons?(1) They are positive subatomic particles and are found in the nucleus.(2) They are positive subatomic particles and ar