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+ 11 x + 30 = 0
II : y2+ 7y + 12 = 0
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+ 11 x + 30 = 0 II : y2+ 7y + 12 = 0
ক)
x > yখ)
x ≥ yগ)
x < yঘ)
x ≤ yঙ)
x = y or relation cannot be determinedExplanation
Given equation I: ⇒ x 2 + 11x + 30 = 0 ⇒ (x+6) (x+5) = 0 ⇒ x = -5, -6 Given equation II: ⇒ y 2 + 7y + 12 = 0 ⇒ (y+3) (y+4) = 0 ⇒ y = -3, -4 Comparing the values of x and y we get, ⇒ x < yRelated questions
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x2– 3x – 4 = 0,
y2– 4 = 0In following question, two equations are given, you have to solve them and chose the correct option:
x2+ 11x + 30 = 0,
y2+ 7y + 12 = 0In the following question, one or two equation(s) is/are given. You have to solve both the equations and find the relation between ‘l’ and ‘m’ and mark correct answer.
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