Question

Find the value of (47)^3 using the short-cut method:​

Answer 1

Answer:

ANSWER

47

3

=(50−3)

3

It is the form of (a−b)

3

, where a=50,b=3

Applying the formula (a−b)

3

=a

3

−b

3

−3ab(a−b)

47

3

=(50−3)

3

=50

3

−3

3

−3×50×3×(50−3)=125000−27−21150=103823