Question

please don't snap
it's urgent​

Answer 1

Answer:

Step-by-step explanation:

1. D=(-2)(-4)-(-3)(-1)

=8-3=5

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2. 2x+1/x=7

2x²+1=7x

2x²-7x+1=0

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3. -12,-5,-2,9,16------------------------

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

-2-(-5)=-2+5=3

9-(-2)=9+2=11

16-9=7

Here the difference in the terms is not same

Thus it is not an AP

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Answer 2

Answer:

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