May 29

Math 10 Week #15

this is the formula for calculating a slope

here we have random coordinates that I picked out and what you do is you put in the coordinates Y with Y and X with X you could put it as Y1 and Y2 or Y2 and Y1 but the Xs have to correspond with that too. Now that you have your coordinates in place you just continue with the formula giving you -1 over -3 or simply 1 over 3 because a negative division equals to a positive,

May 29

Math 10 Week #14

this is an easy function notation, what it means is basically function of the X coordinate or simply Y

the way it is done is you take the function of 3 in our situation and you put it in place of X which was before the four and you follow the equation to get the answer that the function of 3 or Y=19