Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
How many ordered solutions
(
x
,
y
)
(x, y)
(
x
,
y
)
in positive integers does the equation
tan
−
1
x
+
cos
−
1
y
1
+
y
2
=
sin
−
1
3
10
have?
\tan^{-1} x + \cos^{-1} \frac{y}{\sqrt{1+y^2}} = \sin^{-1} \frac{3}{\sqrt{10}} \text{ have?}
tan
−
1
x
+
cos
−
1
1
+
y
2
y
=
sin
−
1
10
3
have?
have?
Browse the problem library