Sin(45^degrees)=13/x

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer

Add. express your answer in simplest form. 12 9/10+2 2/3 = i need u guys to me find the answer to this question