3 years ago

5 and -7 are the solutions to (x-5) (x+7) =12

Mathematics

1 answer:

konstantin123 [22]3 years ago

8 0

Answer: No

Step-by-step explanation:

$(x-5)(x+7)=12$

Replace x for 5 and -7 separately.

$(5-5)(5+7)=12\\0(12)=12\\0=12$

$(-7-5)(-7+7)=12\\-12(0)=12\\0=12$

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