Seudónimo Seudónimo
  • 01-04-2015
  • Mathematics
contestada

2x squared plus negative 5 - 10 equals zero

Respuesta :

Panoyin
Panoyin Panoyin
  • 01-04-2015
2x² + (-5) - 10 = =
2x² - 5 - 10 = 0
2x² - 15 = 0
     + 15 + 15
       2x² = 15
         2      2
         x² = 7.5
          x ≈ 2.74
Answer Link
Аноним Аноним
  • 01-04-2015
X² will be 7.5 i think the person who answered it below did a very good job congratulation 
Answer Link

Otras preguntas

Which of the following is true? Which of the following is true? Skeletal muscle fibers contain sarcomeres; smooth muscle fibers do not. Skeletal muscle lacks th
What is the formula to determine if data have outliners
Because the litigants are entitled to only ________ in the court of appeals, a subsequent review by the U.S. Supreme Court must be obtained through a petition f
The tidal bulge on the side of the Earth facing the tide-raising body is caused by the difference between the tidal force at the surface of the Earth and the ti
What is the sum of the interior angles of an octagon? 720° O 900° 1,080° 1,260°
Write an equation in slope-intercept for for each line 1) slope = -2, y-intercept = 5 2) slope = 4, y-intercept = 0
If f(x) = x2 and g(x)= 3x + 1, which expression represents f(g(x))?
Who says this in Macbeth out dammned spot ! Out I say
Describe how the map of africa changed from 1500 BC to AD 700
If you have 2×6-3 what's the operation you should perform first?