jacquelineaguilar04 jacquelineaguilar04

05-04-2021
Mathematics

contestada

which equation has no real solutions?

2x²+2x+15=0

2x²+5x-3=0

x²+7x+2=0

x²-4x+2=0

Respuesta :

fitzroywilliamsjr6 fitzroywilliamsjr6

05-04-2021

Answer:

A

Step-by-step explanation:

x=

−b±√b2−4ac

2a

x=

−(2)±√(2)2−4(2)(15)

2(2)

x=

−2±√−116

4

and there is really no solution

Answer Link

Otras preguntas

A gym holds one 60 minute exercise class on Saturdays and several 45 minute classes during the week. Last week all of the classes lasted a total of 285 minutes.

Cancer is a disease that usually results when A. a person has limited exposure to sunlight. B. mutations cause a person's body cells to divide uncontrolla

Questions to ask when developing a curriculum

Convert 145.0 mm to meters and express the answer to the correct number of significant digits

Name two advancements made by Indian Mathematicians without which computers would be impossible today?

List and explain three (3) ways society and politics in 1939, as depicted in this film, are different from society and politics today. Be specific. the film is

Which of the following is the definition of HACCP? establishes definitions; sets standards for management and personnel, food operations, and equipment and faci

ANSWER ALL PARTS AND I WILL AWARD BRAINLIEST The function represents the number of speciality items produced at the old factory w weeks after a change in manage

The United States and Great Britain launched the Berlin Airlift in response to what event? A) The Soviet Union took American supplies being delivered to Berlin.

calculate the number of moles of hydrogen chloride produced from 10 moles of hydrogen

Q&A Education