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In each of the following questions, two ...

In each of the following questions, two equations are given. You have to solve them
`"I. "x^2-6x+9=0" II. "y^2+2y-3=0`

A

`xgty`

B

`xgey`

C

`xlty`

D

`xley`

Text Solution

AI Generated Solution

The correct Answer is:
To solve the given equations step by step, we will analyze each equation separately. ### Step 1: Solve the first equation \(x^2 - 6x + 9 = 0\) 1. **Identify the equation**: The first equation is \(x^2 - 6x + 9 = 0\). 2. **Factor the equation**: We can factor this quadratic equation. Notice that it can be written as: \[ (x - 3)(x - 3) = 0 \] or simply: \[ (x - 3)^2 = 0 \] 3. **Find the roots**: Setting the factor equal to zero gives: \[ x - 3 = 0 \implies x = 3 \] Since it is a perfect square, the root \(x = 3\) has a multiplicity of 2. Thus, the solution for \(x\) is: \[ x = 3 \] ### Step 2: Solve the second equation \(y^2 + 2y - 3 = 0\) 1. **Identify the equation**: The second equation is \(y^2 + 2y - 3 = 0\). 2. **Factor the equation**: We can factor this quadratic equation as follows: \[ (y + 3)(y - 1) = 0 \] 3. **Find the roots**: Setting each factor to zero gives: \[ y + 3 = 0 \implies y = -3 \] \[ y - 1 = 0 \implies y = 1 \] Thus, the solutions for \(y\) are: \[ y = -3 \quad \text{and} \quad y = 1 \] ### Step 3: Compare the values of \(x\) and \(y\) 1. **Values obtained**: From the first equation, we have \(x = 3\). From the second equation, we have two values for \(y\): \(y = -3\) and \(y = 1\). 2. **Comparison**: - Compare \(x = 3\) with \(y = -3\): \[ 3 > -3 \] - Compare \(x = 3\) with \(y = 1\): \[ 3 > 1 \] ### Conclusion Since \(x = 3\) is greater than both values of \(y\) (which are \(-3\) and \(1\)), we conclude that: \[ x > y \] ### Final Answer The correct option is: **x greater than y**. ---
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