A = \(\frac {\pi} {2} r^2\) , V \(\cong \) 6264,35 \(cm^3\)

A = \(\pi r^2\) , V \(\cong \) 1823,67 \(cm^3\)

A = \(\frac {\pi} {2} r^2\) , V \(\cong \) 1823,67 \(cm^3\)

A = \(\pi r^2\) , V \(\cong \) 6264,35 \(cm^3\)

a) h(x) = \(\frac {1} {2} x^2 + 2x +135\) b) x = 12 años

a) h(x) = \(\frac {1} {2} x^2 + 2x -135\) b) x = 12 años

a) h(x) = \(\frac {1} {2} x^2 + 2x +135\) b) x = 8 años

a) h(x) = \(\frac {1} {2} x^2 + 2x -135\) b) x = 8 años

\(f^{-1}\) : R-{2} \(\rightarrow\)R -{\(\frac {1} {2} \)} / \(f^{-1}\)(x) = \(\frac {x + 12} {2x-4} \) A = (-\(\infty\) ; 2) \(\cup\) [16 ; +\(\infty\))

\(f^{-1}\) : R-{2} \(\rightarrow\)R -{\(\frac {1} {2} \)} / \(f^{-1}\)(x) = \(\frac {x - 12} {2x+4} \) A = (-\(\infty\) ; -2) \(\cup\) [16 ; +\(\infty\))

\(f^{-1}\) : R-{2} \(\rightarrow\)R -{\(\frac {1} {2} \)} / \(f^{-1}\)(x) = \(\frac {x - 12} {2x+4} \) A = (-\(\infty\) ; -2] \(\cup\) [16 ; +\(\infty\))

\(f^{-1}\) : R-{2} \(\rightarrow\)R -{\(\frac {1} {2} \)} / \(f^{-1}\)(x) = \(\frac {x + 12} {2x-4} \) A = (-\(\infty\) ; 2] \(\cup\) [16 ; +\(\infty\))

a) S ={7} b) \(\frac{\sqrt{-5x^2+45+5}}{5(x-2)}\)

a) S ={3,7} b) \(\frac{\sqrt{-5x^2+45+5}}{5(x-2)}\)

a) S ={3,7} b) \(\frac{\sqrt{-5x^2+45}+5}{-5(x-2)}\)

a) S ={7} b) \(\frac{\sqrt{-5x^2+45}+5}{-5(x-2)}\)

a) a = 7 ^ b = 12 b) S = {(x,x) / x ∈ R}

a) a = 4 ^ b = 12 b) S = {(x,x) / x ∈ R}

a) a = 4 ^ b = 12 b) S = {(x,y) / x,y ∈ R}

Ninguna es correcta