three numbers are in ratio 1:2:3 . The sum of their cubes is 98784 . find the numbers
Answers
Answered by
5
here is ur answer hope you like
Attachments:
Answered by
13
Heya !!!
Let three numbers are X , 2X and 3X.
According to question,
(X)³ + (2X)³ + (3X)³ = 98784
X³ + 8X³ + 27X³ = 98784
36X³ = 98784
X³= 98784/36
X³ = 2744
X = ³✓2744
X = 14
Hence,
Numbers are 14 , 28 and 42.
★ HOPE IT WILL HELP YOU ★
Let three numbers are X , 2X and 3X.
According to question,
(X)³ + (2X)³ + (3X)³ = 98784
X³ + 8X³ + 27X³ = 98784
36X³ = 98784
X³= 98784/36
X³ = 2744
X = ³✓2744
X = 14
Hence,
Numbers are 14 , 28 and 42.
★ HOPE IT WILL HELP YOU ★
Similar questions