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FIND THE INTERCEPTS OF THE LINE 3X  4Y  24. X-INTERCEPT: THE X-COORDINATE OF THE POINT AT WHICH A LINE CROSSES THE X-AXIS Y-INTERCEPT: THE Y-COORDINATE.

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Presentation on theme: "FIND THE INTERCEPTS OF THE LINE 3X  4Y  24. X-INTERCEPT: THE X-COORDINATE OF THE POINT AT WHICH A LINE CROSSES THE X-AXIS Y-INTERCEPT: THE Y-COORDINATE."— Presentation transcript:

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3 FIND THE INTERCEPTS OF THE LINE 3X  4Y  24. X-INTERCEPT: THE X-COORDINATE OF THE POINT AT WHICH A LINE CROSSES THE X-AXIS Y-INTERCEPT: THE Y-COORDINATE OF THE POINT AT WHICH A LINE CROSSES THE Y-AXIS YOU CAN FIND THE INTERCEPTS OF A LINE FROM ITS EQUATION. THEN YOU CAN USE THE INTERCEPTS TO GRAPH THE LINE.

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5 TWO OTHER FORMS OF EQUATIONS STANDARD FORM AX+BY=C A AND B ARE BOTH WHOLE NUMBERS X AND Y ARE BOTH ON SAME SIDE OF EQUATION POINT SLOPE FORM (Y 1 -Y 2 )=M(X 1 -X 2 ) THE TWO POINTS ARE (X,Y) AND (X,Y)

6 WHY DO WE NEED ALL THREE WE CAN USE ONE TYPE OF EQUATION TO GET TO OTHER TYPE DEPENDING ON INFORMATION GIVEN WE CAN CREATE ONE TYPE AND CONVERT TO ANOTHER

7 SOME EXAMPLES

8 GO TO STANDARD FORM

9 YOU CAN CONVERT BETWEEN ALL THREE YOU CAN FIND SLOPE WITH ALL THREE YOU CAN FIND Y AND X INTERCEPTS IN ALL FORMS YOU CAN GRAPH FROM ALL THREE FORMS

10 EXIT TICKET WRITE EXAMPLE OF ALL THREE TYPES OF EQUATIONS


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