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Directions: In the following questions two equations numbered I and II are given. You have to solve both the equations and Give answer: I. x2 ​– 25 = 0 II. y2 – 10y + 25 = 0

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Directions: In the following questions two equations numbered I and II are given. You have to solve both the equations and Give answer:

I. x2– 25 = 0

II. y2  10y + 25 = 0
1). if x > y
2). if x ≥ y
3). if x < y
4). if x ≤ y


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Answered by on | Votes 2 |

I. x2 ?–$ 25 = 0

⇒ x2 ?–$ 52 = 0

⇒ (x + 5) (x – $5) = 0

⇒ x = -5 or x = +5

II. y2 ?– $10y + 25 = 0

⇒ y2 – 2 × 5y + 52 = 0

⇒ (y –$ 5)2 = 0

⇒ y = 5

When x = -5, x < y for y = 5

And when x = 5, x = y for y = 5

∴ x ≤ y

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