13 = x + 5 What is the value of x?

Given the parent function of [tex]f(x)=x^4[/tex], what change will occur when the function is changed to [tex]f(\frac{1}{2} x)[/tex]?

Which expression converts 45 degree to radians

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?