makayla7151 makayla7151
  • 02-01-2020
  • Mathematics
contestada

Given
f(x)=3x2+7x and g(x)=2x2-x-1, find (f+g)(x).

Respuesta :

Yang100
Yang100 Yang100
  • 02-01-2020

Answer:

5x^2+6x-1

Step-by-step explanation:

Remember that (f+g)(x)=f(x)+g(x).

(3x^2+7x)+(2x^2-x-1)

3x^2+2x^2+7x-x-1

5x^2+6x-1

Answer Link

Otras preguntas

how to simplify fractions
how to solve measurement a pool that holds 320 cubic feet of water is 84 percent filled to capacity. another pool that hold 400 cubic feet of water is 82.5 perc
describe what you think Roosevelt meant when he described the United States as the “arsenal of democracy"
Ashley's penny bank is 1/4 full. After she adds 400 pennies, it is 2/3 full. How many pennies can Ashley's bank hold?
Which excerpt from A Princess of Mars most supports the conclusion that the narrator is reckless? It therefore now occurred to me that the surest way of learnin
Length of an idicated side of a triangle when the perimeter = 6x. side 1 = x 3. side 2 =2x 4. find side 3.
When using quotes in your literary analysis essay, you should A. make your quotes long and complete. Include as much of the original text as possible. B. make
Please help !! Answer correct for a brainliest and also a thanks ! Don't answer if you don't know it .
What type of energy is released when fossil fuels are burned? a. electrical energy b. nuclear energy c. kinetic energy d. chemical energy
How many eighth size parts do you need to model three fourths?