Question

41. If the equation (k + 3)x2 - (5 - k)x + 1 = 0
has distinct roots, the value of k will be
(1) k = 1 or k = 13 (2) k < 13 or k> 1
(3) k> 13 or k < 1 (4) k> 12 or k< 1
Qulionid4147
42. The radius of cone and cylinder are in the ratio
2: 3 and their heights are in the ratio 3 : 2,
then their volumes are in the ratio
(1) 9:2
(2) 2:9
(3) 2:3
(4) 3:2
Question 12
43. If cosec 0 - sin 0 = 4, then sin? 0 + cosec2 0 =
(1) 16
(2) 4​

Answer 1

Answer:

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Answer 2

Answer:

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