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

The office is down the hall on the right. _______ the office is the clinic. Choose the word or words that best fit in the sentence above. A. To illustrate
Typically, war is good for the economy. True False
Compare each pair of numbers.
What’s the correct answer
In a chess match, a win counts as 1 point, a draw counts as 0.5 point, and a loss counts as 0 points. After 21 games between the two players, the winner was 8 p
When simplifying the quadratic formula to solve the equation x^2+6x-55=0
Find the value of a/b when a = $13.93 and b= 0.07
What was the main goal of the settlement house movement?
i keep messing this problem up. can someone help me please? thank you!
what side is shorter given two adjacent triangles