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Required time = Sum of the lengths of trains / Relative speed Relative speed = 55 + 35 = 90 kmph = (90 × 5)/18 = 25 m/sec Required time = (175 + 125)/25 = 300/25 = 12 seconds
Solve the quadratic equations and determine the relation between x and y:
Equation 1: 3x² + 6x - 9 = 0
Equation 2: 2y² - 16y + 32 = 0
If ‘y1’ and ‘y2’ are the roots of quadratic equation 5y2 – 25y + 15 = 0, then find the quadratic equation whose roots are ‘3y1�...
Solve the quadratic equations and determine the relation between x and y:
Equation 1: 21x² - 82x + 80 = 0
Equation 2: 23y² - 132y + 85 = 0
I. 2x² - 9x + 10 = 0
II. 3y² + 11y + 6 = 0
I. x² - (16)2 = 0
II. 2y - 14 = 0
I. 3x2 – 16x + 21 = 0
II. y2 – 13y + 42 = 0
I. 10p² + 21p + 8 = 0
II. 5q² + 19q + 18 = 0
I). p2 = 81
II). q2 - 9q + 14 = 0
In each of these questions, two equations (I) and (II) are given.You have to solve both the equations and give answer
I. 3x² –7x + 4 = 0�...
I. 2x² - 15x + 13 = 0
II. 3y² - 6y + 3 = 0
