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17-06-2021
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I need help with this please

I need help with this please class=

Respuesta :

Dalewillow Dalewillow

24-06-2021

Answer:

q4) answer is -3

Explanation:

f(x) = 2x^2+5x-3

substituting x=-3

2(-3)^2+5(-3)-3

2(9)-15-3=0

18-18=0

as L.H.S=R.H.S

x equals -3 is the correct answer

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