For what numbers is f(0) = sec 0 not defined? ​

What is the best reason for jacinta to have a savings account in addition to a checking account

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Two numbers have a sum of -19. one number is x. what expression represents the other number?