3 years ago

26 points!!!

2 answers:

7 0

It will be:
b=+ or - 5C

5 0

$C \: =b^2/25 \\ 25C = {b}^{2} \\ \sqrt{ {b}^{2} } = + - \sqrt{25C} \\ b = + - 5 \sqrt{C}$

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