Question

Justify the following using examples.
A. (+) + (+) = (+)
B. (+) + H) = (-)
C. (-) + (+) = 1
D. (-) + (-) = (+)​

Answer 1

Answer:

• Option A is correct
• Option B is not correct because on the place of H you have to put the sign of minus
• Option C is not correct because on the place of 1 you have to put the sign of minus
• Option D is correct

Answer 2

Answer:

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Step-by-step explanation:

A. it's correct

B. it's meaning less.

the answer is (+)+(-)=(-)

C. it's nor correct

the right answer is (-)+(+)=(-)

D. it's correct

hope this helps you......