katie108bell katie108bell
  • 11-02-2021
  • Mathematics
contestada

if f(x)=x^2-3x-4 and g(x)=x^2+x, what is (f+g)(x)?

Respuesta :

PuppetMaster123
PuppetMaster123 PuppetMaster123
  • 11-02-2021

Answer:

Step-by-step explanation:

Set up the composite result function.

f

(

g

(

x

)

)

Evaluate  

f

(

g

(

x

)

)

by substituting in the value of  

g

into  

f

.

f

(

x

+

2

)

=

3

(

x

+

2

)

−

4

Simplify each term.

Tap for more steps...

f

(

x

+

2

)

=

3

x

+

6

−

4

Subtract  

4

from  

6

.

f

(

x

+

2

)

=

3

x

+

2

Answer Link

Otras preguntas

The reciprocal of a fraction less than 1 is always a fraction greater than 1. Why is this?
How can i simplify the square root of 49x^8?
In what ways is Islam a way of life as well as a set of beliefs? (five sentences)
Soccer is the most popular sport in the United States.
how u write an inequality for brigitte is shorter than 5 feet (brigitte height =h)
0.346 rounded to the nearest hundredth
How can the distributive property be used to find 4x875?draw an array.
Whys is it helpful to write a number as a product of primes
What is the value of the expression |x| + |y + z| when x = –6, y = –3, and z = –5?
Wind direction is determined by the Earth’s rotation. true or false?