(x^2+3) - [3x+(8-x^2) ]

Mathematics

1 answer:

Maksim231197 [3]3 years ago

7 0

$2 {x}^{2} - 3x - 5$ ✅

Step-by-step explanation:

$( {x}^{2} + 3) - [3x + (8 - {x}^{2} )] \\ = {x}^{2} +3 - [3x + 8 - {x}^{2} ] \\ = {x}^{2} + 3 - 3x - 8 + {x}^{2} \\ = 2 {x}^{2} - 3x - 5$

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