saymajawed saymajawed

14-08-2020
Mathematics

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Which of the following is quadratic equation?
(a) x^2-79=x^2+9x+1
(b) 12x^2-7=0
(c) 3x^2+11x+14=x(3x+5x)
(d) -x^2+11x-18=0

Respuesta :

14-08-2020

Answer:

a c d

Step-by-step explanation:

a c d are quadratic equation expect "b"

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