Question

Evaluate the following products without
Multiplying directly:
99 cube​

Answer 1

Answer:

(a-b)³ = a³-b³-3ab(a-b)

(100-1)³ = (100)³-(1)³-3(100)(1)(100-1)

= 1000000-1-300×99

= 1000000-1-29700

= 970299

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Answer 2

Answer:

970,299 is the cube of 99