3 years ago

If a polynomial with real coefficients is of degree 3. Can we say there must be at least 1 real root?

1 answer:

8 0

Answer:

A polynomial of degree 3 has 3 linear factors… (1): (x - i ) (x + i ) (x + a) . If any 2 factors are conjugate as here first 2 factors are conjugate with complex roots. So at least one root should be real.

Step-by-step explanation:

You might be interested in

PLEASE HELP!!! ITS ALMOST DUE!!! ILL MARK BRAINLIEST!!

HACTEHA [7]

Answer:

13.7

Step-by-step explanation:

4 0

3 years ago

How many tickets did Airon sell in 2018?

Phoenix [80]

Answer:

11320 is the answer .hope i help you

8 0

1 year ago

a figure has been dilated by a scale factor of 2. which transformation could be used to prove the figures are similar using the

mash [69]

Answer:

translation maybe

4 0

3 years ago

Hey, if anyone is good at Algebra 2, please help with this problem! "The AP chemistry class is mixing 100 pints of liquid togeth

Gelneren [198K]

I m. .

. Za v cap rf

5 0

2 years ago

100 stickers are evenly divided between 16 children how many stickers will be left over at the end

puteri [66]

Answer:

Step-by-step explanation:

First, we can know our multiplication charts and know that 16 x 6 = 96

96 is the closest we can get to 100 while still having a remainder, which is 4

4 is the remainder, and is the amount left over.

8 0

3 years ago