1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
sesenic [268]
3 years ago
9

F(x) = 4 - 2x – 2x3 g(x) = x² + 7x-9 Find f(x) + g(x).

Mathematics
1 answer:
Orlov [11]3 years ago
3 0

Answer:

-2x^3+x^2+5x-5

Step-by-step explanation:

f(x) = 4 - 2x – 2x^3

g(x) = x² + 7x-9

f(x) + g(x)=4 - 2x – 2x^3+ x² + 7x-9

Combine like  terms

f(x) + g(x) = -2x^3+x^2+5x-5

You might be interested in
What is 2 2/3 x 3 1/3 x 2 1/3
madreJ [45]

Answer:

  20 20/27

Step-by-step explanation:

  (2 2/3)(3 1/3)(2 1/3) = (8/3)(10/3)(7/3) = 560/27 = 20 20/27

_____

<em>Additional comment</em>

The first two numbers can be written as a difference and a sum:

  = (3 -1/3)(3 +1/3)(2 1/3)

  = (3·3 -1/3·3 +3·1/3 -1/3·1/3)(2 1/3)

  = (9 -1/9)(2 +1/3) = 9·2 +9·1/3 -1/9·2 -1/9·1/3 = 18 +3 -6/27 -1/27

  = 20 20/27

7 0
2 years ago
Laura is building a model of a building for her art class. She is using a scale of 2 centimeters represents 8 feet. If the build
andrezito [222]

Answer:

15 cm

Step-by-step explanation:

8 0
3 years ago
X+56=88 what would x be???
Vanyuwa [196]

Subtract 56 from both sides to get


x+56-56=88-56


x=88-56



x=32

3 0
3 years ago
Read 2 more answers
Can You Classified A equilateral triangle?
Cerrena [4.2K]
An equilateral triangle has 3 equal sides and angles. Each angle is
60 degrees.
4 0
2 years ago
Read 2 more answers
The range of y= 2/3 sin x for pi &lt; x &lt; 3pi/2 is ___?
victus00 [196]

Answer:

-2/3 < y < 0

Step-by-step explanation:

y = Asin(x)

Edit*

There's a node (y=0) at pi for sine wave. At 3/2pi will be the min. So range goes from -2/3 to 0

5 0
3 years ago
Other questions:
  • Mr. Hodges wants to build a fence around his entire rectangular garden. What is the total distance around the garden?
    14·1 answer
  • You earn $32 for washing 8 cars. How much do you earn for washing 7 cars?
    5·2 answers
  • If sinФ = 1/6 . what are the values of cosФ and tanФ? Show steps
    11·2 answers
  • Which of the following is a rational number?<br> Sqr97 sqr98 sqr99 sqr100<br> Sqr=square root
    8·1 answer
  • I don’t understand this. In class we have been doing these problems with only one transversal, not two.
    11·1 answer
  • A large pizza has a diameter of 16 inches. What is the area of the top of the pizza?
    15·2 answers
  • Help me out here pleaseeeeeeeeeee
    5·2 answers
  • What do you do to solve a problem that has just a negative in front of the parentheses?
    11·1 answer
  • Bruce’s hourly wage increased from $15.00 to $18.60. What percent of change does this represent?
    11·2 answers
  • Rays QR and QS are tangents to circle P at R and S. If Q measures to 54°, find RS
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!