Question

if a is not equal to zero and (a-1/a)=4, find,a³-1/a³​

Answer 1

Answer:

4^3=64

Step-by-step explanation:

Given=a-1/a=4(let the given thing be eq. 1)

Steps:

1. a^3-1^3/a^3
2. (a-1/a)^3
3. 4^3(From eq. 1)
4. =64

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