Evaluate
\left(2-2t-3r\right)^{2}
Expand
9r^{2}+12rt-12r+4t^{2}-8t+4
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9r^{2}+12rt-12r+4t^{2}-8t+4
Square -2t-3r+2.
9r^{2}+12rt-12r+4t^{2}-8t+4
Square -2t-3r+2.
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