3. Let- $1 < \mathrm { p } < 1$. Show that the equation $4 \mathrm { x } 2 - 3 \mathrm { x } - \mathrm { p } = 0$ has a unique root in the interval [1/2, 1] and identify it.
3. Let- $1 < \mathrm { p } < 1$. Show that the equation $4 \mathrm { x } 2 - 3 \mathrm { x } - \mathrm { p } = 0$ has a unique root in the interval [1/2, 1] and identify it.\\