Question

What are the possible number of positive real, negative real, and complex zeros of
f(x) = 6x3 – 3x2 + 5x + 9?
Answer:

A)Positive Real: 1
Negative Real: 0
Complex: 2

B)Positive Real: 2 or 0
Negative Real: 2 or 0
Complex: 1

C)Positive Real: 2 or 0
Negative Real: 1
Complex: 2 or 0

D)Positive Real: 1
Negative Real: 2 or 0
Complex: 2 or 0
Help me please:)))

Answer 1

+6x3 -3x2 +5x +9
1 | 1 | 0 |

sign changes twice, which means there is either 2 or 0 positives

swap the signs of the odd powers:

-6x3 -3x2 -5x +9
1 | 0 |

signs changes once; there is at elast 1 negative solution

Answer 2

id say its "c"

Answer 3

haha yeah i kinda got tht from you explaining it, thank you very much:)))

Answer 4

:) youre welcome

Answer 5

Which sentence contains a misplaced modifier?

A good friend who moved away years ago will visit us.

Answer 6

Let f(x) = -2x - 7 and g(x) = -4x + 6. Find (f*g)(-5)

Answer 7

If https://dlap.gradpoint.com/Resz/~0.H5Nd26u4FRMyUA6.1KhFdZPyJ_eB50_PyWuvUEA46ue4_B2wc9knAegCDUw/7234256,D47/Assets/questions/test/algebra_2/alg2inve/mc029

Answer 8

PLS HELP!!!
Evaluate the piecewise function at the indicated value from the domain: https://dlap.

Answer 9

PLS HELP!!!
Graph the relation shown in the table. Is the relation a function? Why or why not?
https://dlap.

Answer 10

Which two lines in this excerpt from Guy de Maupassant's short story "Boule de Su

Answer 11

PLS HELP!!!
If f(x) = 5x u2013 6, what is the equation for fu20131(x)?

Answer 12

Please check answer

Answer 13

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Answer 14

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Answer 15

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Answer 17

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Answer 18

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Answer 19

@ultrilliam

Answer 20

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Answer 21

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Answer 22

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unpredictable
predictable based on

Answer 23

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the ba

Answer 24

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