chaisidney103
chaisidney103 chaisidney103
  • 20-02-2020
  • Mathematics
contestada

What is the solution set of 2x2 - 3x= 5?
{-1, -5/2}
{-1,5/2}
{1, -5/2}

Respuesta :

valerieulbrich
valerieulbrich valerieulbrich
  • 31-07-2020

Answer:

{-1, 5/2}

Step-by-step explanation:

2x² - 3x = 5

2x² - 3x - 5 = 0

(2x - 5) (x + 1) = 0

2x - 5 = 0, therefore 2x = 5 and x = 5/2

x + 1 = 0, therefore x = -1

Answer Link

Otras preguntas

Balance please 3 C₂H3O₂H + Al(OH)3 →AI(C₂H302)3 + 3 H₂O Chemistry
Find the remainder when 5^400 is divided by 19
8 Tick the expressions that are equivalent to four-fifths of x. x+ 4/5 0.8.x 0.4x 2 - Talk about your answers with a partner. 4x 5 0.45
Write a letter to Prince Caspian explaining whether you would or would not go to war against Miraz. Give details and specific reasons. This must be formatted li
Currently, United States Supreme Court Justices serve a life-long term. If you agree that Supreme Court Justices should serve a life-long term, provide reasons
what is the main function of stumach
Short Answer: 27) What do the French Revolution, Latin American Revolutions, and Industrial Revolution have in common? What is different about one from the oth
Which equation models the table of values? X= -2,-1,1,2 Y= -20,-15,-5,0 A. y = 5x + 10 B. y = 5x - 10 C. y -5x + 10 D. y = -5x - 10
Describe what happens to the freezing point when tin is added.​
Mike drinks 2 5 of a litre of juice each day. Juice costs £ 4.40 for a 2 litre carton and £ 2.60 for a 1 litre carton. Mike buys enough juice to last