Abbehe0lstrudabr Abbehe0lstrudabr

05-09-2016
Mathematics

contestada

what is the value of b 2 - 4ac for the following equation? 2x 2 3x = -1 0 1 17

Respuesta :

nobillionaireNobley nobillionaireNobley

05-09-2016

For 2x^2 + 3x = -1 => 2x^2 + 3x + 1 = 0 => a = 2, b = 3, c = 1
b^2 - 4ac = 3^2 - (4 x 2 x 1) = 9 - 8 = 1

Answer Link

Otras preguntas

Practise the SkillExpress 55 cm as a fraction of 1 m.Give your answer as a fraction in its lowest terms.

Question 17 of 20 Which of the following is a defining characteristic of microcomputers? A. Microcomputers all have only one microprocessor. B. Microcomputers a

What's the goal of utilitarianism ?

Scientists discovered that a new spider can grow 5 legs every year, on top of the 4 legs it already starts with. Scientists used the formula: s = 5L + 4. In thi

Culinary arts !!!! Type the correct answer in the box. Spell all words correctly. Who develops the menu in a restaurant? The _______ develops the menu In a res

Which sentence is punctuated correctly?

PLZ HELP WILL MARK BRAINLIEST(and please explain in detail I have to record myself explaining) A chairlift starts 0.5 mi above the base of a mountain and trave

simplify 21g - 8 - 20g + 6 By combining like terms PLEASE 15 POINTS

In paragraph 60 the narrator describes Vashti's room as "contain[ing] nothing" but being "in touch with all that she cared for in the world." What does this de

Yo answer this for me please I don’t wanna fail