Question

please help me with question: 15 and 17..

[answer of 15: 1,-1,2,-3]
[answer of 17: a=5, b=8]


if not get chance then please answer in other question!


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Answer 1

Answer:

might be helpful to you...

15 & 17 ans

Answer 2

Step-by-step explanation:

Hope it helps.

Thank you