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stealth61 [152]

2 years ago

12

Solve X2--169. (4 points)

1 answer:

xxMikexx [17]2 years ago

5 0

Answer:

Replace all occurrences of

−

−

with a single

+

. Two consecutive minus signs have the same mathematical meaning as a single plus sign because

−

1

⋅

−

1

=

1

x

2

+

169

Step-by-step explanation:

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