Jika f(X)=(2x+1/2x)2 Maka f(2)=.....?

f(x) = (2x+½x)(2)
f(2) = (2.2+½(2))(2)
= (4+1)(2)
= 5(2)
= 10

f(x) = (2x + 1/(2x))²

f(2) = (2.2 + 1/(2.2))²
f(2) = (4 + 1/4)²
f(2) = (17/4)²
f(2) = 289/16 ✔