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Solved : x^(2)+x-(a+2)(a+1)=0 by (i) f...

Solved : `x^(2)+x-(a+2)(a+1)=0` by
(i) factorisation (ii) method of completing the square

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To solve the quadratic equation \( x^2 + x - (a + 2)(a + 1) = 0 \) using both factorization and the method of completing the square, we will follow these steps: ### Part (i): Factorization Method 1. **Write the equation**: We start with the equation: \[ x^2 + x - (a + 2)(a + 1) = 0 ...
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