= 3ryz.
4. Without actually calculating the cubes, find the value of each of the following:
i) (-12) + (7) +(5)
(ii) (28) + (-15) +(-13)
Answers
Answered by
1
Answer:
1. 420
2. 5460
Step-by-step explanation:
if a+b+c= 0 then a^3+b^3+c^3 = 3abc
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