What is the recursive rule for the sequence? 4, −1, 1/4, −1/16, ...

a1=4, an=1/4an−1

a1=4, an=−1/2an−1

a1=4, an=−1/4an−1

a1=4, an=−1/4an+1

Which expression is factored form? x^2+14x+48 a) (x-8)(x-6) b) (x+6)(x-8) c) (x+8)(x-6) d) (x+6)(x+8)

Graph the equation by plotting point x=2

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.