answermyquestion777 answermyquestion777
  • 15-03-2018
  • Mathematics
contestada

Which two equations would be most appropriately solved by using the quadratic formula?

Select each correct answer.




(x−1)2=4

0.25x2+0.8x−8=0

3x2−4x=15

(x−6)(x+9)=0

Which two equations would be most appropriately solved by using the quadratic formula Select each correct answer x124 025x208x80 3x24x15 x6x90 class=

Respuesta :

Matheng
Matheng Matheng
  • 17-06-2018

The general form of quadratic equation which is solved by using the quadratic formula is

a x² + b x + c = 0  

Where: a, b and c are constants


by comparing the previous formula  with the given options 
The most appropriate equations are

0.25x² +0.8x − 8 =0

3x² − 4x = 15


so, the correct answer is options 2 and 3



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AlexisCartersKiki
AlexisCartersKiki AlexisCartersKiki
  • 11-05-2019

You're answers are

0.25x^2 + 0.8x - 8 = 0

and

3x^2 - 4x = 15

I hope ya pass ma darlin'! :3

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