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[" 17.Solve "sqrt(x^(2)+4x-21)+sqrt(x^(2...

[" 17.Solve "sqrt(x^(2)+4x-21)+sqrt(x^(2)-x-6)=sqrt(6x^(2)-3x)+6x+3],[" 18.How many roots of the equation "3x^(4)+6x^(3)+x^(2)+6x+3],[" 2"0" are real? "]

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Solve sqrt(x^(2)+4x-21)+sqrt(x^(2)-x-6)=sqrt(6x^(2)-5x-39)

How many roots of the equation 3x^(4) + 6x^(3) + x^(2) + 6x + 3 = 0 are real ?

Solve sqrt(x^2+4x-21)+sqrt(x^2-x-6)=sqrt(6x^2-5x-39.)

Solve sqrt(x^2+4x-21)+sqrt(x^2-x-6)=sqrt(6x^2-5x-39.)

Solve sqrt(x^2+4x-21)+sqrt(x^2-x-6)=sqrt(6x^2-5x-39.)

How many roots of the equation 3x^(4)+6x^(3)+x^(2)+6x+3=0 are real ?

How many roots of the equation 3x^4+6x^3+x^2+6x+3=0 are real ?

How many roots of the equation 3x^4+6x^3+x^2+6x+3=0 are real ?

How many roots of the equation 3x^4+6x^3+x^2+6x+3=0 are real ?

The number of real roots of the equation 2x^(3) -3x^(2) + 6x + 6 = 0 is