ka0rlianSul ka0rlianSul
  • 02-11-2016
  • Mathematics
contestada

What are the solutions of 2x2 3x = -5?

Respuesta :

tlcowin tlcowin
  • 07-11-2016
I'm guessing the equation is 2x^2-3x=-5
If this is the case, then you need to set the equation to equal 0 by moving the -5 to the left side of it
2x^2-3x+5=0
The you can factor the equation
(2x-5)(x+1)=0
now solve for each factor
2x-5=0 is x=5/2x
x+1=0 is x=-1
Answer Link
klocke2001
klocke2001 klocke2001
  • 12-12-2018

Your answer is:::

-3 + i  √31 over 4

OR

-3 - i √31 over 4

Answer Link

Otras preguntas

Which mass measurement contains four significant figures?(1) 0.086g (3) 1003g(2) 0.431g (4) 3870g
In the book 1984, what happens to the historical documents that Winston must change?
Of the following, which is greater than ½ ? a. 2/5 b. 4/7 c. 4/9 d. 5/11 e. 6/13
Which organisms are the oldest to most recent, based on scientific views? A. cyanobacteria, birds, sea scorpion, saber-toothed cats B. birds, saber-toothed cats
How much does the average 10 year old weigh
is 25 yards less than 75 ft
Which ionic compound is water soluble
Which relation is a function? A. {(8, –1), (2, –1), (3, 8), (2, 5} B. {(7, 12), (1, –5), (3, –10), (2, –5)} C. {(–3, 4), (–2, 5), (0, 9), (0, 12)} D. {(1,
A matchbox is 5cm by 8cm by 2cm. A carton is 20 cm by 40 cm by 20 cm The carton is completely filled with matchboxes. Work out the number of matchboxes in the
How do you solve x-y=1 ; x+y=3. Please Explain