Question
?% of (136.31 ÷ 16.97 × 75.011) =
179.98 What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)ÂSolution
?% of (136 ÷ 17 × 75) = 180 ?/100 x 600 = 180 ? = 180/600 x 100 ? = 30
I. p2 - 19p + 88 = 0Â Â
II. q2 - 48q + 576 = 0
(i) x² – 3x – 40 = 0
(ii) y² + 11y + 30 = 0
Equation 1: x² - 45x + 500 = 0
Equation 2: y² - 60y + 600 = 0
I. 12x2 + 22x + 8 = 0
II. 4y2 - y − 3 = 0
Equation 1: x² + 16x + 63 = 0
Equation 2: y² + 10y + 21 = 0
I. x² - (16)2 = 0
II. 2y - 14 = 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
If α, β are the roots of the equation x² – px + q = 0, then the value of α2+β2+2αβ isÂ
...l). 2p² + 12p + 18 = 0Â
ll). 3q² + 13q + 12 = 0
Solve the quadratic equations and determine the relation between x and y:
Equation 1: x² - 54x + 704 = 0
Equation 2: y² - 44y + 448 = 0
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