The value 4 is an upper bound for the zeros of the function shown below. f(x)= 4x^3 - 12x^2 - x +15 a. true b. false is it true?

The answer is true.

Step-by-step explanation:

When you put 4 into the synthetic division, all the numbers including the remainder don't have sign changes, meaning it is an upper bound.

7. d. 64

8. i. 32

9. c. 125

10. j. none of the above

11. d. 81

12. i. 216

13. e. none of the above

14. g. 240

15. e. none of the above

16. g. 32

17.   e. none of the above