2 years ago

Find (x+3) (x^2 - 2x -8). Write answer in standard form

Mathematics

2 answers:

Pavlova-9 [17]2 years ago

8 0

Answer:

x3+x2-14x-24

Step-by-step explanation:

Alex Ar [27]2 years ago

8 0

Answer:

x³ + x² - 14x - 24

Step-by-step explanation:

(x + 3) (x² - 2x - 8) =

= x(x² - 2x - 8) + 3(x² - 2x - 8)

= x³ - 2x² - 8x + 3x² - 6x - 24

= x³ + x² - 14x - 24

You might be interested in

Consider the spiral given by c(t) = (e2t cos(2t), e2t sin(2t)). Show that the angle between c and c' is constant. c'(t) = _____L

Tcecarenko [31]

Answer:

angle is 45° which is constant

Step-by-step explanation:

We use formula for two vectors a and b to calculate angle θ between them by formula

cos θ = a . b / magnitude of a  × magnitude of b

Please see the attached file

8 0

2 years ago

Use the law of cosines to find the value of 2*3*4 cos theta.

daser333 [38]

The law of cosines :

A^2 = B^2 + C^2 - 2BC cos A

2^2 = 3^2 + 4^2 - 2 . 3. 4 cos theta

= 21

hope this helps

3 0

2 years ago

Read 2 more answers

What is the answer ?

fomenos

Answer:

19/60 or .317

Step-by-step explanation:

C = 95/300

95/300 = 19/60

19/60 = .317

3 0

1 year ago

At a clearance sale,Jill got 70% off a silver bracelet.If she paid the cashier $27 ,what was the original price of the bracelet

mart [117]

Answer:

$38.57

Step-by-step explanation:

Make a proportion.

$\frac{27}{x} = \frac{70}{100}$

Cross multiply.

27 times 100 = 2700

2700 divided by 70 = 38.57142857

Round the result to the hundredths place.

38.57142857 ≈ 38.57

**Hope this helps!

4 0

2 years ago

Some number added to seventeen

Oksanka [162]

Answer:

x+17

Step-by-step explanation:

x + 17 is the answer

5 0

3 years ago