find nature of roots of equation 2x^2+3x-7
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B^2-4AC
3^2-4(2)(-7)
9-8(-7)
9+56
65
3^2-4(2)(-7)
9-8(-7)
9+56
65
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veronicavets06p17oio:
I have one dou
I have doubt
Factors of the expression a(b^2+c^2-a^2)+b(c^2+a^2-b^2)+c(a^2+b^2-c^2)-2abc
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