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\pi =45\pi
Cancel out 4, the greatest common factor in 180 and 4.
\pi -45\pi =0
Subtract 45\pi from both sides.
-44\pi =0
Combine \pi and -45\pi to get -44\pi .
\pi =0
Divide both sides by -44. Zero divided by any non-zero number gives zero.
\text{false}
Compare \pi and 0.
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Linear equation
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Matrix
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Simultaneous equation
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Limits
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