13. The sum of two integers is -11 and their product is -80. What are the two integers?
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2 thoughts on “13. The sum of two integers is -11 and their product is -80. What are the two integers?<br />​”

1. Answer:

   Let the no. be a and b.

   a+b=-11

   ab=-80

   a=80/b

   -80/b+b=-11

   b^2+11b-80=0

   (b-5)(b+16)=0

   thus the no. are 5 and -16

   Step-by-step explanation:

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2. Answer:

   -11+80 = 69

   Step-by-step explanation:

   because two monus sign make a plus sign

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