Question

Y(x)=?????????????????????

Answer 1

y(x) = (-1/18)(x+3)(x+2)(x-1)(x-3)

Explanation:

There are 4 x-intercepts: -3, -2, 1, 3

So y(x) = C(x+3)(x+2)(x-1)(x-3)

At x = 0, y-intercept is -1

so -1 = C*3*2*(-1)*(-3) = 18C,

C = -1/18

Then y(x) = (-1/18)(x+3)(x+2)(x-1)(x-3)