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what is the product of ( x + 5)(x + 3)?
A.x² + 8x + 15
B.x² + 8x — 15
C.x² - 8x + 15
D.x² - 8x — 15
Nonsense — Report​


Sagot :

Answer :

A. x² + 8x + 15

Solution:

(x + 5)(x + 3)

– x × (x + 3) + 5(x + 3)

– x² + 3x + 5x + 15

x² + 8x + 15

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