Find the x and y intercept of 4x+3y=12

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

What is the circumference of the pie

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