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

Write in function form X+y=6..?
THE EXPRESSION (TAN THETA) (CSC THETA) IS EQUAL TO?
what derived unit is usually used to express the density of liquids?
Henry can ride his bike 23 miles in 2 hours. The store is six miles away. About hoe long should it take Henry to ride his bike to the store?
what derived unit is usually used to express the density of liquids?
what other information do you need to prove triangle GHK is congruent to triangle KLG by SAS
The net force acting on a 50 kg crate is 0 N. What is the crate's acceleration
in what way is a gene pool representative of a population
The shape of the clock is a regular dodecagon with a radius of 14cm. Centered on the clock's face is a green circle of radius 9cm. If the region outside the cir
Propane and oxygen react according to the equation: C₃H₈(g) + 5O₂(g) → 3CO₂(g) + 4H₂O(g). How many grams of water can be produced from the complete combustion o