QuinQueen
QuinQueen QuinQueen
  • 03-11-2016
  • Mathematics
contestada

PLEASE SOLVE THIS 2x3−6x2−8x+24=0

Respuesta :

Аноним Аноним
  • 03-11-2016
2x3 - 6x2 - 8x + 24 = 0
6 - 12 - 8x + 24 = 0
6 - 6 - 12 - 8x + 24 = 0 - 6
-12 - 8x + 24 = -6
-12 + 12 - 8x + 24 = -6 + 12
8x + 24 = 6
8x + 24 - 24 = 6 - 24
8x = - 18
8x/8 = -18/8
x = -2.25

Double check:
2x3 - 6x2 - 8(-2.25) + 24
6 - 12 - 18 + 24 = 0

Answer Link
carmen79323
carmen79323 carmen79323
  • 03-11-2016
the answer would be x=16

Answer Link

Otras preguntas

A company needs 713 slices of pizza for a company party. If each pizza is cut into 8 slices, about how many whole pizzas should the company order? A) 60 B) 70 C
Qe significa esto ''Ya quiero ir a una rumba sólo para que pongan "otro trago" y vacilar como es''
How much heat is absorbed by 60g iron skillet when the temperature rises from 9 oC to 27 oC?
The power of prevention was made clear by the 99% drop in atmospheric ________ emissions after this substance was banned from use in gasoline in 1976.
simplify the following:a)12:18:36. b)320:480. c)16mm:480​
Find the exact value of the following expression (without using a calculator): tan(Sin^-1 x/2)
6 What is the answer to this problem
What is the surface area of the pyramid shown to the nearest whole number? the diagram is not drawn to scale A 56ft^2 B 72 ft^2 C 22 ft^2 D 128 ft^2
Please help me please!!
If the nucleus of this cell has 84 chromosomes, how many chromosomes would this cell’s sperm cell have? A: 168. B: 84. C: 42. D: 21