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

What is '7b-2b+3-1' ? Need working and it's equations!!
Examples of cultural diffusion in ancient Rome pertaining to government
Consider the relation {(–4, 3), (–1, 0), (0, –2), (2, 1), (4, 3)}.Graph the relation.State the domain of the relation.State the range of the relation.Is
I am two numbers, the sum of my numbers is 100, the difference between my two numbers is 30,
If y=2 when x=3. What is the value of y when x=9?
what religion did mansa musa of mali help spread
what group was successful in achieving its goals at the congress of vienna , nationalists conservatists liberals or anarchists?
Show that 9x^2-17x-85=0 give you solutions to 3 correct significant figures There are two possible answers for x
What is the answer to split 56 in the ratio of 3:4
three snack bars contain 1/5,0.22,and 19% of their calories from fat. which snack bar contains the least amount of calories from fat ?