The expression -5 x2-4 x-3- hasA- Minimum value at x-2-5B- Maximum value as 19-C- Minimum value as -19-5D- Maximum value at x-2-5

The correct option is B Maximum value as Maximum Value =4ac b^2/4a=4( 5)3 4^2/4( 5)=19/5 ...

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The expression $- 5 x^{2} + 4 x + 3$ , has

Minimum value at

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Maximum value as

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Minimum value as

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Maximum value at

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