please help me, I have to d rate of change and find equatin of scant line (4,f(4)) (7,f(7)) for f(x)=8x-7 // I dont even know where to start and I worked overtime today am brain dead and assignment is due tonight in 1.5 hrs

Question

anonymous · Answer

sorry  I meant secant line , not scant and I meant find , not d

jhonyy9 · Answer

so first you need make the calcules for f(4) and f(7) 
- can you do it ?

jhonyy9 · Answer

- than inside parantheses we know that the first number sign always the x and second number the y coordinate

yes ?

jhonyy9 · Answer

- after you just need to draw the diagramme and will see how can you get the secant line

jhonyy9 · Answer

ok ?