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I. 2 x ² - 15 x + 13=0 2 x ² - 2 x - 13 x + 13= 0 2 x ( x – 1) – 13 ( x – 1) (2 x – 13) ( x – 1) = 0 x = 1, 13/2 II. 3 y ² - 6 y + 3 = 0 3 y ² - 3 y - 3 y + 3 = 0 3 y ( y – 1) - 3 ( y – 1) (3 y – 3) ( y – 1) = 0 y = 1, 1 Hence, x ≥ y
? = 650.24 + 1124.97 – 14.992
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.)...
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.)...
(2099.92 ÷ 25.02 of ? × 199.56 + 1199.95) = 3999.86
(11.98% of 449.99) - 3.998 = √?
63.89% of 549.68 – (739.87 ÷ 5.34) = ? × 11.89
20.11% of 119.99 + √80.97 ÷ 3.02 = ?
7.898 × ? + 139.89` ` `-:` 14.23= 4004.04 – 353.89
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