NOTES: GRAPHING USING SLOPE & Y-INTERCEPT DAY 2. STEPS REWRITE IN SLOPE INTERCEPT FORM REWRITE IN SLOPE INTERCEPT FORM (Y = MX+B) LABEL SLOPE (M) AND.

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Presentation transcript:

NOTES: GRAPHING USING SLOPE & Y-INTERCEPT DAY 2

STEPS REWRITE IN SLOPE INTERCEPT FORM REWRITE IN SLOPE INTERCEPT FORM (Y = MX+B) LABEL SLOPE (M) AND Y-INTERCEPT (B) LABEL SLOPE (M) AND Y-INTERCEPT (B) PLOT Y-INTERCEPT PLOT Y-INTERCEPT USE SLOPE TO FIND FOUR OTHER POINTS (TWO ABOVE * TWO BELOW) & CONNECT THE DOTS USE SLOPE TO FIND FOUR OTHER POINTS (TWO ABOVE * TWO BELOW) & CONNECT THE DOTS

EXAMPLE #1 GRAPH GRAPH STEP 1: Put in Y = MX + B -2X + Y = 1 +2x 2X Y = 2X + 1 STEP 2: STEP 3: PLOT THE Y-INTERCEPT STEP 4: USE SLOPE TO PLOT FOUR OTHER POINTS – TWO ABOVE AND TWO BELOW THE Y-INTERCEPT & CONNECT THE DOTS

EXAMPLE #2 GRAPH GRAPH STEP 1: Put in Y = MX + B 12X + 4Y = x -12X 4Y = -12X + 12 STEP 2: STEP 3: PLOT THE Y-INTERCEPT STEP 4: USE SLOPE TO PLOT FOUR OTHER POINTS – TWO ABOVE AND TWO BELOW THE Y-INTERCEPT & CONNECT THE DOTS

Example #3 Try on your own! GRAPH Y – 2 = 0 GRAPH Y – 2 = 0 REMEMBER THIS MEANS Y = 0X + 2 STEP 1: Put in Y = MX + B Y = 2 STEP 2:

EXAMPLE #4 Try on your own! GRAPH GRAPH STEP 1: Put in Y = MX + B X + 2Y = -2 -x -X 2Y = -X - 2 STEP 2: STEP 3: PLOT THE Y-INTERCEPT STEP 4: USE SLOPE TO PLOT FOUR OTHER POINTS – TWO ABOVE AND TWO BELOW THE Y-INTERCEPT & CONNECT THE DOTS