singhsita73 singhsita73

27-07-2020
Mathematics

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A = 100(1+r)^4
Expand the right of this formula.
appreciate your help with an explanation

Respuesta :

Аноним Аноним

27-07-2020

Answer:

100r^4 + 400r^3 + 600r^2 + 400r + 100

Step-by-step explanation:

Expanding ( r + 1 )^4 gives :-

r^4 + 4r^3 + 6r^2 + 4r + 1

So multiplying 100 with r^4 + 4r^3 + 6r^2 + 4r + 1 gives :-

100r^4 + 400r^3 + 600r^2 + 400r + 100

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