Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Let
f
(
x
)
=
∣
⌊
x
⌋
−
1
∣
f(x)=\bigl|\,\lfloor x \rfloor -1\bigr|
f
(
x
)
=
⌊
x
⌋
−
1
. Calculate
f
(
2.4
)
f(2.4)
f
(
2.4
)
. a)
1.4
1.4
1.4
b)
1
1
1
c)
0.6
0.6
0.6
d)
2
2
2
Browse the problem library