????? HELP f(a + h) − f(a)/h =

Algebra
Tutor: None Selected Time limit: 1 Day

Find f(a), f(a + h), and the difference quotient f(a + h) − f(a)/h

, where h ≠ 0.

f(x) = x/x + 2

f(a) =  

Correct: Your answer is correct.

f(a + h) =  

Correct: Your answer is correct.

????? HELP f(a + h) − f(a)/h =  

Feb 7th, 2015

f(x) = x/x + 2

f(a+h) = (a+h)/(a+h+2)
f(a) = a/(a+2)

[f(a+h) - f(a)]/h= [(a+h)/(a+h+2) - a/(a+2)]/h = [(a+h)(a+2) - a(a+h+2)]/h(a+h)(a+h+2)
= [a^2 + 2a + ah +2h - a^2 - ah -2a]/h(a+h)(a+h+2)
= 2h/h(a+h)(a+h+2) = 2/(a+h)(a+h+2)


Feb 7th, 2015

Did you know? You can earn $20 for every friend you invite to Studypool!
Click here to
Refer a Friend
...
Feb 7th, 2015
...
Feb 7th, 2015
Feb 22nd, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer