Subject
Quantitative Aptitude
Topic
Algebra
Direction:In the following question two equations numbered I and II are given. You have to solve both the equations and give answers:I: x2+ 13x + 42 = 0
II: y2+ 16y = - 63
Direction:In the following question two equations numbered I and II are given. You have to solve both the equations and give answers:I: x2+ 13x + 42 = 0 II: y2+ 16y = - 63
ক)
x > yখ)
x ≥ yগ)
x < yঘ)
x ≤ yঙ)
x = y or relation cannot be determinedExplanation
From equation I: ⇒ x 2 + 13x + 42 = 0 ⇒ (x+6)(x+7) = 0 ⇒ x = -6, -7 From equation II: ⇒ y 2 + 16y + 63 = 0 ⇒ (y+9) (y+7) = 0 ⇒ y = -9, -7 Comparing the value of x and y we get x ≥ yRelated questions
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