SOLUTION: Let f(x)= x+4/x^2+4 Find and simplify as much as possible f(2t) I got the answer t+2/t^2+2 Is that correct.

Question 1164170: Let f(x)= x+4/x^2+4
Find and simplify as much as possible f(2t)
I got the answer t+2/t^2+2
Is that correct.

Answer by ikleyn(52855) (Show Source): You can put this solution on YOUR website!
.

They want you replace x in the formula by " 2t " at each and every appearance of x.

You will get then    =  =  =  = .        ANSWER

RELATED QUESTIONS
Can anyone check A for me please. I'm lost on B. For C would I just plug in (t+1) for x? (answered by math_helper)

Let f(x)=x^2+7 and g(x)=x^2+4. Find the following functions, and simplify each as much... (answered by Cromlix)

the functions f and g are defined as follows f(x)=4x+2 g(x)=4x^2-x find f(-3) and... (answered by jim_thompson5910)

{{{ (t^2-1)/(t^2-4) }}} + {{{ (9t+9)/(4t+12) }}} * {{{ (2-t)/(t^2+2t-3) }}} The back... (answered by Alan3354,greenestamps,MathTherapy)

Find the average rate of change f(x)=2x^2-4 from x=2 to x=6 Simplify your answer as... (answered by Fombitz)

If {{{f(x) =(x-2)/(x+2 )}}} and {{{x=g(t)=t-2}}} . Find : F(t) = f(g(t)). I tried to... (answered by Fombitz)

{{{ Let f (x) = 1/x^2 (sqrt(25 + x^2)) }}} {{{ and g(t) = 5 tan(t) for 0 < t < pi/2 }}} (answered by jim_thompson5910)

find dy/dx x=9/t y=t-t^2 I got as far as: dx/dt=-9t^-2 and dy/dt=1-2t... (answered by josgarithmetic)

1) Let f(t)=(t^2+6t+4)(2t^2+5) f'(t)= f'(2)= 2) f(x)=4x / √8x2+5x−5. (answered by solver91311)