15. If y = 3x-4x+2 then slope at x = 1 is: (1) 1 (2) 2 (3) 4 (4) -2 16. sin240 = ?
15. If y = 3x-4x+2 then slope at x = 1 is: (1) 1 (2) 2 (3) 4 (4) -2 16. sin240 = ? (1) - 2 (3) 3 1/2 17. Value of sin 2 is (4) (2) 12 (1) 23 (2) (3) 90 180 (4) 0 18. The rate of mass of the gas emitted from rear of a rocket is initially 0.1 kg/sec. If the speed of the gas relative to the rocket is 50 m/sec and mass of the rocket is 2 kg, then the acceleration of the rocket (in m/sec) is :- [Gravity free space] (1) 5 (2) 5.2 (3) 2.5 (4) 25
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Explanation 15 The slope of the curve at a point is given by the derivative of the function at that ...
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Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
31st Edition
1111972516, 978-1285586618, 1285586611, 978-1285613109, 978-1111972516
