Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Find the
x
x
x
-coordinate of the point where the curve
f
(
x
)
=
5
(
1
2
)
x
−
3
f(x) = 5 \left(\frac{1}{2}\right)^{x} - 3
f
(
x
)
=
5
(
2
1
)
x
−
3
intersects the horizontal line
y
=
−
1
y = -1
y
=
−
1
.
Browse the problem library