x^(2)+8x+9=0

If x=9 is the chord of contact of the hyperbola x^(2)-y^(2)=9 then the equation of the corresponding pair of tangents is (A)9x^(2)-8y^(2)+18x-9=0(B)9x^(2)-8y^(2)-18x+9=0(C)9x^(2)-8y^(2)-18x-9=0(D)9x^(^^)2-8y^(^^)2+18x+9=0'

The x intercept of the circle x^(2)+y^(2)+8x-9=0 is

The x intercept of the circle x^(2)+y^(2)+8x-9=0 is

If x=9 is the chord of contact of tangents of x^(2)-y^(2)=9 , then show that the equation of corresponding tangents is 9x^(2)-8y^(2)-18x+9=0

The domain of the function (x^(2) + 8x + 9)/(x^(2) - 9x + 20) is

The domain of the function (x^(2) + 8x + 9)/(x^(2) - 9x + 20) is

Irrational roots of the equaiton 2x^(4) + 9x^(3) + 8x^(2) + 9x + 2 = 0 are

Solve the following quadratic: 8x^(2)-9x+3=0

Solve the equation by using the general expression for roots of a quadratic equation: 8x^(2)-9x+3=0

x^(4)+8x^(3)+9x^(2)-8x-10=0 Solve for x