Question

y=-(x+5)(x+3) i need help plsssssssssssssssss

Answer 1

Answer:

-x² - 8x - 15

Step-by-step explanation:

y = -(x +5)(x +3)

  ⇒ - {x(x +5) + 3(x +5)}

  ⇒ - { x² + 5x + 3x + 15}

  ⇒ - { x² + 8x + 15}

  ⇒ -x² - 8x - 15

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Answer 2

$y = - (x + 5)(x + 3)$

$y = - x(x + 3) + 5(x + 3)$

$y = - {x}^{2} - 3x + 5x + 15$

$y = - {x}^{2} + 2x + 15$

$= y + {x}^{2} - 2x - 15$