MathDB
Problems
Contests
Undergraduate contests
Putnam
1973 Putnam
A4
A4
Part of
1973 Putnam
Problems
(1)
Putnam 1973 A4
Source: Putnam 1973
5/25/2022
How many zeroes does the function
f
(
x
)
=
2
x
−
1
−
x
2
f(x)=2^x -1 -x^2
f
(
x
)
=
2
x
−
1
−
x
2
have on the real line?
Putnam
function
roots
real analysis