The three sides of a triangular garden are given by the polynomials

MATHEMATICS · Multi-part · CBSE · Mathematics · We Distribute, Yet Things Multiply · We Distribute, Yet Things Multiply

Problem

(3x^2 - 2x + 5)\,\text{m}

(2x^2 + 4x - 7)\,\text{m}

and

(5 - x^2 - 6x)\,\text{m}

. (i) Find an expression for the perimeter of the garden and simplify it completely. (ii) If

x = 2

, calculate the numerical value of the perimeter.