SOLUTION: Find (f+g)(x), (f-g)(x), (f*g)(x) snd (f/g)(x) for each f(x) and g(x)
3. f(x)= x^2+7x+12
g(x)= x^2-9
Algebra.Com
Question 188930This question is from textbook algebra2
: Find (f+g)(x), (f-g)(x), (f*g)(x) snd (f/g)(x) for each f(x) and g(x)
3. f(x)= x^2+7x+12
g(x)= x^2-9
This question is from textbook algebra2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.
Expand
Plug in and
Combine like terms.
So
-----------------------------------------
Start with the given expression.
Expand
Plug in and
Distribute
Combine like terms.
So
-----------------------------------------
Start with the given expression.
Expand
Plug in and
Rearrange the terms.
Expand. Note:
Distribute
Multiply
Combine like terms.
So
-----------------------------------------
Start with the given expression.
Expand
Plug in and
Factor to get .
Factor to get .
Highlight the common terms.
Cancel out the common terms.
Simplify.
So where or
-----------------------------------------
RELATED QUESTIONS
Let f(x)=3x^2-7x+5 and g(x)=x^2+4. Find f+g,f-g,f*g, and f/g. Simplify your answers.... (answered by MathLover1)
f(x)=3x and g(x)=x^2 find g(f(x)) and... (answered by Theo)
f+g and f-g
f(x)7x^2+5 g(x)x^2-13
(answered by nycsub_teacher)
If f(x)=2x-1 and g(x)=x^2 find :
1. g(g(x))
2. g(f(x))
3. f(g(x))
4.... (answered by fcabanski)
3. If f(x)=square root 2x^2-1 and g(x)=x^1/2, find (and simplify)
a) (f+g)(x)
b)... (answered by CPhill)
Find f+g, f-g, f/g, f*g, f(g)
f(x)=x squared + 4x-12... (answered by oscargut)
find (f g)(x) and (g f)(x).
f(x)=-2x^2 + 1, g(x)= -2x
(f... (answered by amarjeeth123)
For each pair of functions, find f(g(x)) and g(f(x)).... (answered by Gogonati)
find (f+g(x), (f*g)(x) and (f/g)(x) for each f(x) and g(x)
4. f(x)=3x+4
g(x)=... (answered by solver91311)