tomerayash69 tomerayash69
  • 04-02-2024
  • Mathematics
contestada

One of the solutions to the equation 5x^2+b x+12 = 0 is − 4/5. Find the value of b .

Respuesta :

jsimpson11000 jsimpson11000
  • 04-02-2024

Answer:

=====

Step-by-step explanation:

If one of the solutions is - 4/5....put that value in for 'x' to compute 'b'

5 (-4/5)^2 + (-4/5) b +12 = 0

80/25  + 12   = 4/5 b

5/4 ( 80/25 + 12 ) = b = 19

Answer Link

Otras preguntas

Tell if the events are independent or dependent. Explain your reasoning. Mr. O’Leary gets heads on a coin toss and then gets tails by tossing the same coin aga
What is a possible consequence of fertilizer runoff in aquatic ecosystems?
Which of the following inspired the ideas expressed in this passage? Men are born and remain free and equal in rights. Social distinctions may be founded only
Need geometry help!!! Need someone willing sit on the phone with me and tutor me
Where in the ocean Basin can hydrothermal vents be found
Ultra Clorox bleach is 6.68% sodium hypochlorite in water. How much of each is needed to make an 800.mL bottle?
work out angle x. Give reasons for your answer
Éxito, sino servir al equipo de ayuda y apoyo en su propio desarrollo. alain cardon se?ala que la finalidad del team coaching es acompa?ar el desarrollo del ren
why is 5/3 greater than 5/8
Jack and liam each get the same pocket money jack spends 75% of his he has £2 left liam spends 40% of his how much does liam have left