At a particular music store, CDs are on sale at $13.00 for the first one purchased and $10.00 for each additional disc purchased
2 answers:
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x² + 50
= x² - (-50)
= Side note:
= (x + 5i)(x - 5i)
x² + 50
= x² - (-50)
= Side note:
= (x + 5i)(x - 5i)