Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
3. Find the equation of the tangent to the graph of
y
=
1
x
2
+
7
y=\frac{1}{\sqrt{x^{2}+7}}
y
=
x
2
+
7
1
at
x
=
3
x=3
x
=
3
.
Browse the problem library