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625x^{2}
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625x^{2}
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16^{2}x^{2}+\left(15x\right)^{2}+\left(12x\right)^{2}
Expand \left(16x\right)^{2}.
256x^{2}+\left(15x\right)^{2}+\left(12x\right)^{2}
Calculate 16 to the power of 2 and get 256.
256x^{2}+15^{2}x^{2}+\left(12x\right)^{2}
Expand \left(15x\right)^{2}.
256x^{2}+225x^{2}+\left(12x\right)^{2}
Calculate 15 to the power of 2 and get 225.
481x^{2}+\left(12x\right)^{2}
Combine 256x^{2} and 225x^{2} to get 481x^{2}.
481x^{2}+12^{2}x^{2}
Expand \left(12x\right)^{2}.
481x^{2}+144x^{2}
Calculate 12 to the power of 2 and get 144.
625x^{2}
Combine 481x^{2} and 144x^{2} to get 625x^{2}.
16^{2}x^{2}+\left(15x\right)^{2}+\left(12x\right)^{2}
Expand \left(16x\right)^{2}.
256x^{2}+\left(15x\right)^{2}+\left(12x\right)^{2}
Calculate 16 to the power of 2 and get 256.
256x^{2}+15^{2}x^{2}+\left(12x\right)^{2}
Expand \left(15x\right)^{2}.
256x^{2}+225x^{2}+\left(12x\right)^{2}
Calculate 15 to the power of 2 and get 225.
481x^{2}+\left(12x\right)^{2}
Combine 256x^{2} and 225x^{2} to get 481x^{2}.
481x^{2}+12^{2}x^{2}
Expand \left(12x\right)^{2}.
481x^{2}+144x^{2}
Calculate 12 to the power of 2 and get 144.
625x^{2}
Combine 481x^{2} and 144x^{2} to get 625x^{2}.
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