`(x^4-y^4)(x^4+y^4)(x^8+y^8)`find the product.

If y=(x^4)/(x^8+8x^2) , then find the value of dy/dx

If 2^(x)=4^(y)=8^(z) and (1)/(2x)+(1)/(4y)+(1)/(8z)=4 find the value of x.

Q. |(x+y,x,x),(15x+4y,4x,2x),(10x +8y,8x,3x)|=51x^3 Find the value of x.

The equation of the circle passing through the point of intersection of the circles x^2+y^2-4x-2y=8 and x^2+y^2-2x-4y=8 and the point (-1,4) is (a) x^2+y^2+4x+4y-8=0 (b) x^2+y^2-3x+4y+8=0 (c) x^2+y^2+x+y=0 (d) x^2+y^2-3x-3y-8=0

The equation of the circle passing through the point of intersection of the circles x^2+y^2-4x-2y=8 and x^2+y^2-2x-4y=8 and the point (-1,4) is x^2+y^2+4x+4y-8=0 x^2+y^2-3x+4y+8=0 x^2+y^2+x+y=0 x^2+y^2-3x-3y-8=0

The equation of the circle passing through the point of intersection of the circles x^2+y^2-4x-2y=8 and x^2+y^2-2x-4y=8 and the point (-1,4) is x^2+y^2+4x+4y-8=0 x^2+y^2-3x+4y+8=0 x^2+y^2+x+y=0 x^2+y^2-3x-3y-8=0

If (3x -4y) : (2x -3y) = (5x -6y) : (4x -5y) , find : x : y .

If 8^(x) xx 4^(y) = 32 and 81 ^(x) xx 27 ^(y) = 3 , find the value of x and y

Find the equation of tangent and normal to the curve x^((4)/(3)) + y^((4)/(3)) = 32 at the point (8,8) .

To the circle x^(2)+y^(2)+8x-4y+4=0 tangent at the point theta=(pi)/4 is