The axis is symmetry for the function f(x) = -x^2-10+16 is x=-

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

(25 ! ) what does it mean for an equation to have no solution or infinitely many solutions?

The graph shows the function y equal 3x-1 what are the coordinates of the intercepts