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When the expression -2x^2 - 50x  + 23 is written in the form a(x + d)^2 + e, where a, d, e and are constants, then what is the sum a + d + e?

 Dec 8, 2020
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-2x^2 - 50x  + 23

-2 (x^2 +25x)     + 23

-2(x+12.5)2    +312.5    + 23

-2(x+12.5)+ 335.5

 Dec 8, 2020

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