1 Answer

Joseph Dykstra · Answer 1 · 2023-10-09T12:38:13+0000

Given data:

The given expression is y^2 — 5у – 4.

Substitute 6 for y in the given expression.

$\begin{gathered} (6)^2-5(6)-4=36-30-4 \\ =2 \end{gathered}$

Thus, the value of the given expression is 2.

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