25r^2=1

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Solution for 25r^2=1 equation: 


Simplifying
25r2 = 1

Solving
25r2 = 1

Solving for variable 'r'.

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

Divide each side by '25'.
r2 = 0.04

Simplifying
r2 = 0.04

Take the square root of each side:
r = {-0.2, 0.2}

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