Is the function f(x) = 9x + 2
linear, quadratic, or exponential?

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution