Question

Find the equation of the exponential function represented by the table ​

Answer 1

Answer:

y=-3.5x^2+9.5x-4

Step-by-step explanation:

y=a*x^2+b*x+c

4=0+0+c => c=-4

2=a+b-4 =>a+b=6

1=4a+2b-4 => 4a+2b=5

2a+b=2.5

a+b=6

a=-3.5

b=9.5