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–3x²+4/4-1 when x=-2
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–3x²+4/4-1 when x=-2

–3x²+4/4-1 when x=-2-example-1
User Roman Dibikhin
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1 Answer

4 votes

Answer:


\frac{ - 3 {x}^(2) + 4}{4} - 1 \\ = \frac{ - 3 {( - 2)}^(2) }{4} - 1 \\ ( - 12)/(4) - 1 = - 3 - 1 = - 4

User Kasapo
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