Damn easy..!
Algebra
Level
2
If a function \(f(x)\) has these two properties for any real number \(x\) and \(y\)
\(\mathbf{1.} f(xy)=xf(y) \\ \mathbf{2.} f(1)=25 \)
What is the value of \(f(79)\) ?
by
Abdullah Shahriar