How many numbers in the list 43, 4343, 434343, are prime?

Find the multiplicative inverse of 8-12i

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.