2 years ago

Find all roots: x^3-7x^2-12x = 0

Mathematics

1 answer:

Pepsi [2]2 years ago

5 0

Answer:

The roots are 0, 3 and 4.

Step-by-step explanation:

x^3-7x^2-12x = 0 Take out x:

x(x^2 - 7x - 12) = 0 Factor the expression in the brackets:

x(x - 3)(x - 4) = 0

x = 0 or x - 3 = 0 or x - 4 = 0, so

The roots are 0, 3 and 4.

You might be interested in

When you use word processor functions such as spell check and thesaurus to write a second draft you are

nirvana33 [79]

C. Revising because it should be your last stage in the writing process before you publish

3 0

2 years ago

Read 2 more answers

Hiii how are you guys doing if you answer this I’ll give you points and make you brainly or what ever it’s called and how do you

baherus [9]

Answer:

Hi how is your day going?

Step-by-step explanation:

I have some jokes and I hope you like them.

Knock Knock.

Who's There?

Scold.

Scold who?

Scold outside, let me in!

Knock Knock.

Who's there?

Tank.

Tank who?

You're Welcome!

7 0

2 years ago

PLEASE HELP WITH MARK BRAINLIEST!<br> What is the value of g?

Sati [7]

Answer:

Step-by-step explanation:

this is a right triangle g+55 is a right triangle as shown by the red square in the corner.

90-55=35

so g=35

6 0

2 years ago

Read 2 more answers

Triangle congruence and similarity! (picture included)

skelet666 [1.2K]

Answer:

yes; SAS (Side Angle Side)

Step-by-step explanation:

if you divide all sides by three they come out as the same numbers as the left triangle and they are both the same type of triangle

8 0

2 years ago

Please help me will vote the person who does brainiest person or something

TEA [102]

Answer:

quadratic

y=mx+c

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers