3 years ago

How many real roots does x^4 - x^3-9x^2+7x+14=0 have?

Mathematics

1 answer:

AysviL [449]3 years ago

4 0

F(x)=(x+2)(x^2+2x+3)
that's for the second one

You might be interested in

What describes the components of the arithmetic sequence formula?

AVprozaik [17]

$a_{n}=a_{1}+d(n-1)$

an is the 'nth' term
a1 is first term
d=common difference (found by doing $a_{n}-a_{n-1}$ )
n=numerical representation of which term

6 0

4 years ago

If one side of a triangle is 87 and the other side is 52, what is the measurement of the other side?

mezya [45]

Answer:

87+52=139 180-139 = 41

41 is the measurement of the other side

Step-by-step explanation:

3 0

3 years ago

Last week Jordan had 12 marbles . This week he has 21 marbles what is the percentage of increase in the number of marbles Jordan

Elodia [21]

Answer:

75%

Step-by-step explanation:

The <em>number </em>increase is 9. 9 is what percent of 12? 9 is 75% of 12

8 0

3 years ago

A=LW for A if L=12m and W=6m

salantis [7]

I think the answer might be 72

6 0

3 years ago

The water level at your dock is 5 ft above sea level. The tide goes out and the water decreases by 8 ft. What integer represents

Tanya [424]

Answer:

-3

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers