karenann527p4cy3x karenann527p4cy3x
  • 16-05-2018
  • Mathematics
contestada

Solve the quadratic equation graphically using at least two different approaches. When necessary, give your solutions to the nearest hundredth.


2x^2-3=2x

Respuesta :

Matheng
Matheng Matheng
  • 16-05-2018
For graphic solution see attached figure.
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It can be solved also by genral equation which is :
x = (-b/2a)√(b² - 4ac)
for the given equation:
2x² - 3 = 2x
∴ 2x² - 2x - 3 = 0
a = 2 , b = -2  and   c = -3
Substitute in the general equation;
∴ x = -0.823   OR   x = 1.823
Ver imagen Matheng
Answer Link
bh3896
bh3896 bh3896
  • 10-02-2021

Answer:

B. x = 1.82 or x = -0.82

Step-by-step explanation:

Answer Link

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