bwelsh1706 bwelsh1706
  • 17-04-2019
  • Mathematics
contestada

If 2x^2+5x-12 = (2x-3)(x+4), which equation(s) should be solved to find the roots of 2x^2+5x-12=0? Check all that apply.

Respuesta :

kudzordzifrancis
kudzordzifrancis kudzordzifrancis
  • 27-04-2019

ANSWER

2x-3=0

and

x+4=0

EXPLANATION

Given that:

[tex]2 {x}^{2} + 5x - 12 = (2x - 3)(x + 4)[/tex]

Then to find roots of

[tex]2 {x}^{2} + 5x - 12 = 0[/tex]

is the same as finding the roots of

[tex](2x - 3)(x + 4) = 0[/tex]

By the zero product property, we must have either,

[tex]2x - 3 = 0 \: or \: x + 4 = 0[/tex]

Hence the equations that must be solved to find the roots are:

2x-3=0

and

x+4=0

Answer Link
hazelmaelou hazelmaelou
  • 07-07-2020

Answer:

2x-3=x and x+4=0

Step-by-step explanation:

i just did it on a p e x

Answer Link

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