Answer:
f(4) = 85 1/3 or 85.333...
Step-by-step explanation:
To find f(4), you must substitute 4 in place of x whenever x appears:
f(x) =
*
f(4) =
* 
Next, simplify the exponent:
f(4) =
* 256
Finally, multiply:
f(4) = 85 1/3 or 85.333...
Answer:
46
Step-by-step explanation:
46 - 4 = 42
42/7 = 6
Answer:
Option a is the correct answer
Step-by-step explanation:
![\huge( \sqrt[x]{2})^{ - 1} = {2}^{ - \frac{1}{x} }](https://tex.z-dn.net/?f=%20%5Chuge%28%20%5Csqrt%5Bx%5D%7B2%7D%29%5E%7B%20-%201%7D%20%20%3D%20%20%7B2%7D%5E%7B%20%20-%20%20%5Cfrac%7B1%7D%7Bx%7D%20%7D%20)