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In the given question, two equations numbered I and II are given. Solve both the equations and mark the appropriate answer.

I. x2 + 11x + 28 = 0

II. y2 + 3y + 2 = 0


1. x > y
2. x < y
3. x ≥ y
4. x ≤ y
5. x = y or the relationship between x and y can not be established.

1 Answer

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Best answer
Correct Answer - Option 2 : x < y

I. x2 + 11x + 28 = 0

⇒ x2 + 7x + 4x + 28 = 0

⇒ (x + 7)(x + 4) = 0

⇒ x = -7, -4

II. y+ 3y + 2 = 0

⇒ y2 + 2y + y + 2 = 0

⇒ (y + 2)(y + 1) = 0

⇒ y = -2, -1

Value of x

Value of y

Relation

-7

-2

x < y

-7

-1

x < y

-4

-2

x < y

-4

-1

x < y

 

Hence, x < y

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