Shadowultra735 Shadowultra735

18-09-2022
Mathematics

contestada

For what value of k does the equation 2x^2 − 6x + k = 0 have exactly one solution?

Respuesta :

cenderwinstead cenderwinstead

18-09-2022

Answer:

k = 2.25 or 9/4

Step-by-step explanation:

2x^2 - 6x + k = 0

2(x^2 - 3x + 2.25) = 0

x -1.5

x -1.5

-------------------------------------

(x - 1.5) (x - 1.5) = 0

x = 1.5 or 15/10 = 3/2

one solution

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