SOLUTION: functions
f(x)=xx+2x+3
find f(a+1)
Algebra.Com
Question 140715: functions
f(x)=xx+2x+3
find f(a+1)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
f(x)=xx+2x+3
find f(a+1)
----------------
f(a+1) = (a+1)(a+1)+2(a+1)+3
f(a+1) = a^2+2a+1+2a+2+3
f(a+1) = a^2 + 4a + 6
----------------
Cheers,
Stan H.
RELATED QUESTIONS
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 the inverse of the following functions
a) f(x) = (x-6) divided by 4
(answered by mathstutor458)
f(x)-2x+1,find f(-3)
(answered by MathLover1)
Find (f+g)(x) for the following two functions:
f(x)=2x+1... (answered by geetha_rama)
find (f+g)(x) for the following two functions:
f(x)=2x+1... (answered by Fombitz)
Find (f+g)(x) for the following two functions:
f(x)=2x+1
g(x)=5x-3
(answered by ewatrrr)
f(x) = 2x^3 + 5x + 25
find: a) f(3)
b) f(-1)... (answered by nyc_function)
Given f(x) = –2x – 1, find f(a – 3).
(answered by rapaljer)
Given f(x) = –2x – 1, find f(a –... (answered by bucky)