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Use FOIL to find the product. `(5y-4)(-2y-1)` =
↑
X
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x
x
√
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√
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|
(
)
π
∞
DNE
x
√
(
)
π
∞
DNE
(
)
(
]
[
)
[
]
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|
|
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⟩
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