Question

(+)(-)=(-)
(+)(+)=?
(-)(-)=?
​

Answer 1

Answer:

(-) (-) =(+)

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Answer 2

Answer:

$\huge \red{( + )( - ) = ( - )} \\ \huge \purple{( + )( + ) = ( + )} \\ \huge \pink{ ( - )( - ) = ( + )}$

Step-by-step explanation:

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