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 ( 28+ )
Otras preguntas
What's the other term for: one who overindulges in food and drink
name a metal that doesn't conduct electricity
What is the highest mountain on each continent?
What's the other word stubborn; inflexible
What's the term for: unwilling to bend; unyielding
explain in steps how to graph this linear inequality 2x+3y > -2
What's the other term for: explosive or changing very quickly
What's the other word stubborn; inflexible
What's the other term for: lacking respect; scornful
What's the other word speaking in circles; round-about speech