Solving for a function after replacing and substituting in an expression
782
What are the most common pitfalls awaiting new users?
61783
Returning an unevaluated expression with values substituted in
74532
Solve for $ A $ from $ A {A}^{T} $
92543
Regular expressions: Show that A*B is the solution of X = AX + B
60747
Recurrence relation using substitution method
78844
Inverting a function in a certain region
54159
Turn expression into function
153482
Substituting Cells In Formula That Contains Equals And Quotes
138074
Integrating the inverse of a function.
120439
Why is my function returning 0 when when I try to give it arguments by replacement?
156974
Can I get some help cleaning up my equations?
14723
Combining two expressions (Expression>)
132093
Solve $f(f(x))=f(x)$
49211
Solving $f(x+y) = f(x)f(y)f(xy)$
127317
Substitute X for Y
124677
Substitution needed for calculating an integral
76474
How to make a function that evaluates an expression?