#3. Plugging the point (3,0) into any of the equations except the third one gives an invalid answer.
The answer is B.
remember to use the reciprocal when dividing with fractions
If x=-5 (-5)2+2=27
likewise put -4 -3 -2 -1 0 1 2 3
and in another equation also.
386 x 21 = 8.106
I hope you got a good grade on your assignment!!! :D