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 ( 48+ )
Otras preguntas
This question is based on Listening Comprehension CD 4L, Side A/Track 1, the first selection. What language does the princess speak? A. French B. Korean
What was a “Hooverville”? A. a new vacuum-based cleaning technology B. a big-city neighborhood that was home to many writers C. an affluent area in which th
Why is it important for scientists to use the scientific method?
if y=x-6 were changed to y=x+8 how would the graph of the new function compare with the first one
Radioactive isotopes called ____ can be used to detect some medical problems.
What else would need to be congruent to show that ABC DEF by ASA?
a product cost $48.50 for 75 feet. how much does it cost per inch?
Why do microbiologists wear laboratory coats? did you confirm that this is necessary? 2. why is it necessary to wear clean, protective clothing when caring for
How does oxygen concentration affect the fish that live in a pond
For two traveling waves, if the crest of one wave coincides with a trough of another, what type of interference occurs?
