Seudónimo Seudónimo
  • 01-04-2015
  • Mathematics
contestada

2x squared plus negative 5 - 10 equals zero

Respuesta :

Panoyin
Panoyin Panoyin
  • 01-04-2015
2x² + (-5) - 10 = =
2x² - 5 - 10 = 0
2x² - 15 = 0
     + 15 + 15
       2x² = 15
         2      2
         x² = 7.5
          x ≈ 2.74
Answer Link
Аноним Аноним
  • 01-04-2015
X² will be 7.5 i think the person who answered it below did a very good job congratulation 
Answer Link

Otras preguntas

When two well-informed people have different perspectives on a problem, it is often because they are focusing on a different approach to the problem, not that o
Investment X offers to pay you $6,100 per year for 9 years, whereas Investment Y offers to pay you $8,700 per year for 5 years. If the discount rate is 5 percen
Sohan can do a piece of work in 10 days. He worked at itfor 5 days and then Mohan finished it in 5 days. In howmany days can sohan and morgan work together fini
(Score for Question 3: of [3] points) 3. Explain the role of a hypothesis in a scientific investigation. Answer: Short answer please
A software is made from​
Mia Chloe and tony entered their
How many amendments does the Constitution have? 16 21 27 32
WILL GIVE BRAINLIEST TO WHOEVER GIVES AN EXPLANATION WITH CORRECT ANSWER! Look at the pic
the length, breadth and the height of a box is 20cm, 10cm and 5cm respectively, thenfind.​
Write a short paragraphs based on point 1 and 2