CBSE Class 8 Answered
Show that when a number is trebled, its cube is 27 times the cube of the given number.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Let the given number be p and let q denote the treble of p, i.e., q = 3p
Now, q3 = q 
q q = 3p 3p 3p = 3 3 3 p p p = 27 p3
Thus, q3 = 27 (cube of p)
Answered by | 04 Jun, 2014, 03:23: PM
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