Answer:
f(6) = 82
Step-by-step explanation:
f(x) = 2x^2+5 sqrt(x-2)
Let x =6
f(6) = 2(6)^2+5 sqrt(6-2)
= 2 * 36 + 5 sqrt(4)
= 72+5*2
= 72+10
=82