3 years ago

Find all the zeroes of the polynomial function f ( x ) = x 3 − 5 x 2 + 6 x − 30

Mathematics

1 answer:

vitfil [10]3 years ago

3 0

Answer:

5, ±√6i

Step-by-step explanation:

f(x)=x^3-5x^2+6x-30=x^2(x-5)+6(x-5)=(x^2+6)(x-5)

to make f(x)=0, x^2+6=0 or x-5=0

x^2=-6; x=±√6i

x-5=0; x=5

You might be interested in

Plot the point (0,6), (3,15.8) and (9.5,0) using the graphing tool, and find the function

gladu [14]

I know the Answer I dont know how to show you. do you?

3 0

3 years ago

Read 2 more answers

Triangle ABC is the pre-image and Triangle ADE is the image. What transformation took place?

adelina 88 [10]

Answer:

translation...........

5 0

2 years ago

Read 2 more answers

Marcy determined that her father's age is the quotient of her age and 5, increased by 10. If x represents Marcy's age, write an

Hoochie [10]

Answer:

x / 5 + 10 or

Step-by-step explanation:

4 0

2 years ago

Ab (3a-5b) equals to?

Aleks04 [339]

Answer:

3a^2b-5ab^2

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers

Write the polynomial in factored form.

Furkat [3]

Answer:

4x(x -4)(x +6)

Step-by-step explanation:

The factoring of 4x³ +8x² -96x will be such that the leading coefficient is 4 and the product of all constants is -96. Only one answer choice matches:

4x(x -4)(x +6)

5 0

3 years ago