helenluiza21 helenluiza21
  • 07-12-2020
  • Mathematics
contestada

Could someone please help me out?

What is the number of real solutions? Use the dicriminant.

-11x^2 + 3x = -8

Respuesta :

oscar236
oscar236 oscar236
  • 07-12-2020

Answer:

2.

Step-by-step explanation:

-11x^2 + 3x = -8

-11x^2 + 3x + 8 =0

Discriminant = b^2 = 4ac

=3^2 - 4*-11*8

= 9 + 352

= 361

The discriminant is positive so there are 2 real roots.

Answer Link

Otras preguntas

i will give you brainliest Where is the best place to stand during an earthquake? in a doorway in the attic in the basement in a closet
5x + 2(x + 7) = 14x – 7 (I know how to do this, I'm just asking people to answer my latest two questions for a lot of points)
Factory costs such as cleaning supplies, taxes, insurance, and janitor wages are classified as ______.
Question 1 Points 3 Reset 700 randomly selected Americans were asked if they believed the minimum wage should be raised. 350 said yes. Construct a 90% confidenc
Hello everyone, Could someone help me with this? If I get them right, you will get 20 points and brainiest :)
Which two scientists’ theories supported the general consensus of the people and religious teachings of the time? Aristarchus and Aristotle Aristotle and Ptolem
Suppose a nation is currently producing at a point inside its production possibilities frontier. We know that.
Based on the clues what does jam packed with information mean?
voice never mind about my people​
Se patea una pelota con una fuerza de 1,2 N, y adquiere una aceleración de 3 m/s2, ¿Cuál es la masa de la pelota?