Is the 5 squared?ejskjsjwbsnnsmsnsnsnmsnsnsnsnsjsjjs
Answer:
f(10) means to input x = 10 into the function.
From inspection of the given function:

the "10" is the numerator of the fraction.
Therefore, swap the "10" for "x" to give the function in terms of x:

Multiply 20 by 5 and you get 100, please tell if this is what you wanted!