bonnyanidreb bonnyanidreb
  • 01-06-2015
  • Mathematics
contestada

h(x)=2x²+x-10
2x²+x-10=0

Respuesta :

AyaZ
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

Otras preguntas

Write this statement as a conditional in if-then form: All triangles have three sides. A) If a figure is a triangle, then all triangles have three sides.B) If a
Consider the following system of equations. y = 2x - 2 y - 2x = 5 What can you conclude about the system of equations? The system of equations is inconsistent.
distribute (x+1)(x-2)
A 1700 kg 2006 Mustang GT can accelerate from rest to 100 km/h in a time of 5.0 s.  Determine the net amount of work that must be done on the car to cause this
Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies both inequalities
A storage tank shaped Like a rectangular prism is being manufactured to hold 100,000 cubic feet of natural gas. It has a length of 10 feet and a width of 25 fee
A construction contractor is purchasing granite tiles for a new kitchen floor. Each tile costs $5 and he wants to spend less than $1,500. The size of each tile
One-half of a number is -12. Find the solution ???
distribute (x+1)(x-2)
What is a Mandala Autobiography?