Answer-I. 3x2 = 2x2 + 9x – 20 II. 3y2 = 75

I. 3x2 2x2 9x 20 x2 - 9x 20 0 x2 - 5x 4x 20 0 xx 5 4x 5 0 x 5 x 4 0 x 5, 4 II. 3y2 75 y2 25 y -5, 5 Hence, x y or the relationship cannot be established.

Question

I. 3x2 = 2x2 + 9x – 20

II. 3y2 = 75 In the following questions, two equations numbered I and II are given. You have to solve both the equations and give answer:

A If x > y

B If x ≥ y

C If x < y

D If x ≤ y

E If x = y or the relationship cannot be established.

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I. 3x2 = 2x2 + 9x – 20

Solution

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