Expand 92 cube by using identities
Answers
Answered by
47
Answer:
(101)
3
⇒by the formula of(100+1)
3
⇒(100
3
+1
3
+3×100×1(100+1))⇒1030301
Step-by-step explanation:
hope it helps
Answered by
1
Answer:
Expand 92 cube by using identities
Step-by-step explanation:
(92)³
(100-8)³
∴applicable identity is=(a-b)^3
=(a2 - 2ab + b2)(a - b)
=(100²-2(100)(-8)+(-8)²)(100-8)
=(10000+1600+64)(92)
=(11728)(92)
=10,78,976
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