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x=450000
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x≔450000
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x=\frac{1000}{2}\times 30^{2}
Multiply \frac{1}{2} and 1000 to get \frac{1000}{2}.
x=500\times 30^{2}
Divide 1000 by 2 to get 500.
x=500\times 900
Calculate 30 to the power of 2 and get 900.
x=450000
Multiply 500 and 900 to get 450000.
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