emilydodds
emilydodds emilydodds
  • 05-04-2017
  • Mathematics
contestada

Find all complex solutions of 2x^2+3x+5=0 using the quadratic equation.

Respuesta :

wolf1728
wolf1728 wolf1728
  • 05-04-2017
2x^2 + 3x + 5 = 0
a = 2 b = 3 and c = 5
x = [-b +-sq root(b^2 -4ac)] / 2a
x = [-3 +-sq root(9 -4*2*5)] / 4
x = [-3 +-sq root(9 - 40)] / 4
x = -(3 / 4) + sq root (-36) / 4
x = -(3 / 4) - sq root (-36) / 4
Answer Link

Otras preguntas

How do I solve a problem like this? m-4=2m
what is 3,197,485,026 in expanded form
What comes after 100,81,64,49
describe an advance in technology that makes life more enjoyable. what discoveries contribute to this technology?
How long did the Zhou dynasty rule?
What comes after 100,81,64,49
Why might the iodine change color when it combines with starch?
Which two hormones are secreted from the same gland but oppose the action of one another?
this is science they just dont have the subject buy anyways describe interactions you have with the environment that you depend on to meet your basic needs   ho
All of the following are population characteristics EXCEPT (A) number of individuals (B) phenotype (C) sex ratio (D) age distribution (E) death rate