Solve for Δ
\Delta =0
Assign Δ
\Delta ≔0
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\Delta =256-4\times 1\times 64
Calculate 16 to the power of 2 and get 256.
\Delta =256-4\times 64
Multiply 4 and 1 to get 4.
\Delta =256-256
Multiply 4 and 64 to get 256.
\Delta =0
Subtract 256 from 256 to get 0.
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