- #1
bullpup
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There are many questions i can't get. This is just one. Can anyone give me a hint on what to do? It's probably really simple :(
If A and B are real numbers such that [tex]|A - B| < \frac{1}{2}[/tex], show that:
[tex]|A^2 - B^2| \leq \frac{1}{2} \{2|B|+
\frac{1}{2} \}[/tex]
If A and B are real numbers such that [tex]|A - B| < \frac{1}{2}[/tex], show that:
[tex]|A^2 - B^2| \leq \frac{1}{2} \{2|B|+
\frac{1}{2} \}[/tex]
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