Question no:5
please help
math
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Answered by
1
Answer:
I think the answer is x= 2
make me brain list
Answered by
1
Step-by-step explanation:
a+b=1
ab=-4
divide
a+b/ab=-1/4
a/ab+b/ab=-1/4
1/b+1/a=-1/4
1/a+1/b -ab=-1/4 -(-4)
=-1/4 +4=15/4
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