f(r)=sqrt(r+3+1)

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Solution for f(r)=sqrt(r+3+1) equation: 


Simplifying
f(r) = sqrt(r + 3 + 1)

Multiply f * r
fr = sqrt(r + 3 + 1)

Reorder the terms:
fr = qrst(3 + 1 + r)

Combine like terms: 3 + 1 = 4
fr = qrst(4 + r)
fr = (4 * qrst + r * qrst)
fr = (4qrst + qr2st)

Solving
fr = 4qrst + qr2st

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by 'r'.
f = 4qst + qrst

Simplifying
f = 4qst + qrst

Reorder the terms:
f = qrst + 4qst

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