Given that |a| = |b| and ab = 0, which of the following s...

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sub-505

Absolute Values/Modules

Given that |a| = |b| and ab = 0, which of the following statements must be true?

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A

ab^2>0

B

a^2b>0

C

a+b=0

D

\frac{a}{(b+2)}=3

E

\frac{1}{a}+\frac{1}{b}=\frac{1}{3}

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