Solve for Δ
\Delta =-56
Assign Δ
\Delta ≔-56
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\Delta =-36-4\times 1\times 5
Calculate 6 to the power of 2 and get 36.
\Delta =-36-4\times 5
Multiply 4 and 1 to get 4.
\Delta =-36-20
Multiply 4 and 5 to get 20.
\Delta =-56
Subtract 20 from -36 to get -56.
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