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(1) Given log2=.301303 and Log5=.69897 Solve the equation for x+y 2x+5y=1, 5x+1.2y=2 (2) The vibration of a system and damped so that the amplitude of successive deflection are 12,8,16/3,………………. Find the amplitude in 6th deflection before system comes to rest. (3) Find the number of different & letter words formed the word " TRIANGLE" if each is to have consonants never together.

(1) Given log2=.301303 and Log5=.69897
Solve the equation for x+y
2x+5y=1, 5x+1.2y=2
(2) The vibration of a system and damped so that the amplitude of successive deflection are
12,8,16/3,………………. Find the amplitude in 6th deflection before system comes to rest.
(3) Find the number of different & letter words formed the word " TRIANGLE" if each is to have
consonants never together.

Grade:12th pass

1 Answers

Arun
25750 Points
6 years ago
Answer for question 3)
 
Total number of letters in the word = 8
Number of consonants = 5
 
Hence answee will be
= 6P3 * 5P5
= 120 *120 = 14400

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