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The demand for inferior goods rises when the real income of consumers falls and vice versa. Hence, income elasticity of demand for inferior goods is negative.
I. x2 – 7x + 12 = 0
II. y2 – 7y + 10 = 0
Let 's' represent the sum of the highest root of equations I and III, and 'r' denote the product of the lowest root of equation I and the highest root o...
(i) 2x² + 14x - 16 = 0
(ii) y² – y – 12 = 0
I. 22x² - 97x + 105 = 0
II. 35y² - 61y + 24 = 0
LCM of 'x' and 'y' is 30 and their HCF is 1 such that {10 > x > y > 1}.
I. 2p²- (x + y) p + 3y = 0
II. 2q² + (9x + 2) = (3x + y) q
I. 2x² - 15x + 27 = 0
II. 2y² - 13y + 20 = 0
I. 5q = 7p + 21
II. 11q + 4p + 109 = 0
One of the roots of the equation x² – 12x + k = 0 is x = 3. The other root is ___________.
I. 9x2 + 45x + 26 = 0
II. 7y2 – 59y − 36 = 0
