Question : If $a= 9.6,b= 4.44,$ and $c= 5.16$, then the value of $a^3- b^3- c^3- 3 abc$ is:
Option 1: 0
Option 2: –1
Option 3: 2
Option 4: 1
Answer (1)
26th Jan, 2024
Correct Answer: 0
Solution :
Given: $a= 9.6,b= 4.44,$ and $c= 5.16$
We know,
If $a-b-c=0,$ then $a^3-b^3-c^3-3abc=0$
Here, $a-b-c=9.6-4.44-5.16=0$
So, $a^3-b^3-c^3-3abc=0$
Hence, the correct answer is 0.
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