chibabykalu16
chibabykalu16 chibabykalu16
  • 22-02-2022
  • Mathematics
contestada

[tex]{y}^{2} + \frac{3y}{2} = \frac{27}{2} [/tex]​

Respuesta :

Lelise Lelise
  • 22-02-2022
Answer: y= 3, - 9/2

Explain

Answer Link
zsm2800 zsm2800
  • 22-02-2022

Answer:

-9/2, 3

Step-by-step explanation:

Multiply by 2 on both sides and move right side to left, get

[tex]2y^2+3y-27=0[/tex]

Use the quadratic formula

[tex]y=\frac{-3\pm\sqrt{3^2+2*4*27}}{4}=\frac{-3\pm\sqrt{225}}{4}=\frac{-3\pm15}{4}[/tex]

so y=-9/2, 3

Answer Link

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