In each question two equations number (I) and (II) are given. You should solve both the equations and mark appropriate answer.
I.
II.
Correct Answer :
If x=y or no relation can be established
Solution :
To find the relationship between and , we need to solve both quadratic equations.
Step 1: Solve Equation I for
The first equation is:
We can solve this by factoring. We look for two numbers that multiply to and add up to . These numbers are and .
Rewriting the middle term:
Factor by grouping:
This gives two possible values for :
or
Step 2: Solve Equation II for
The second equation is:
We look for two numbers that multiply to and add up to . These numbers are and .
Rewriting the middle term:
Factor by grouping:
This gives two possible values for :
or
Step 3: Compare the values of and
Let us compare each value of with each value of :
- If and , then .
- If and , then .
- If and , then .
- If and , then .
Since we have cases where and cases where , no definite relation can be established between and .
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