The local minimum value of the function \[ f(x) = 3 + |x|, \quad x \in \mathbb{R} \] is:
The coordinates of the point which divides the line segment joining the points \( (2, -1, 3) \) and \( (4, 3, 1) \) internally in the ratio \( 3:4 \) are:
For the parabola \( y^2 = -12x \), the equation of the directrix is \( x = a \). The value of \( a \) is:
The function \( f(x) \) is given by:
The function is:
The principal value of \(\sin^{-1} \left( \sin \frac{5\pi}{3} \right)\) is:
The following determinant is equal to:
The value of the definite integral
is:
The equation of the hyperbola with vertices at
For what value of \( k \), does the equation \[ 9x^2 + y^2 = k(x^2 - y^2 - 2x) \] represent the equation of a circle?
The value of the integral \[ \int_0^{\frac{\pi}{2}} \frac{\sqrt{\sin x}}{\sqrt{\sin x} + \sqrt{\cos x}} \, dx \] is:
The eccentricity of the curve $ 2x^2 + y^2 - 8x - 2y + 1 = 0 $ is: