Using Rational Zero Test...2

Section 2.5
Question 36



Part (a)

Possible Rational Zeros:

±1, ±3, ±5, ±15, ±1/2, ±1/4, ±3/2, ±3/4, ±5/2, ±15/2
± 15/4

Part (b)



Part (c)

The work here is very lengthy. Basically, repeat synthetic division until all zeros are found.

Zeros: x = -1, x = 3/2, x = 5/2

You say?

 

correct

 

Thanks. A few more questions tonight.