Video Lecture on MATHEMATICS CRASH COURSE CLASS 9 [RMS] DIRECT & INVERSE PROPORTIONS PART-1

RATIONAL NUMBERS

SQUARE AND SQUARE ROOTS

CUBES AND CUBE ROOTS

LINEAR EQUATIONS IN ONE VARIABLE

ALGEBRAIC EXPRESSION (ADDITION, SUBTRACTION, MULTIPLICATION, DIVISION)

ALGEBRAIC EXPRESSIONS AND IDENTITIES

FACTORIZATIONS

EXPONENTS AND POWERS

COMPARING QUANTITIES ( PERCENTAGE, PROFIT AND LOSS)

SIMPLE INTEREST AND COMPOUND INTEREST

UNDERSTANDING QUADRILATERALS

DIRECT & INVERSE PROPORTIONS

TIME AND WORK

AREA AND PERIMETERS

VOLUMES AND SURFACE AREAS

DATA HANDLING (BAR GRAPH, LINE GRAPH AND PIE CHART, AVERAGE, MEDIAN, MODE)

PROBABILITY

GEOMETRY [LINES AND ANGLES, TRIANGLES (ANGLE SUM PROPERTY AND PYTHAGORAS THEOREM)]

INTRODUCTION TO GRAPHS

PLAYING WITH NUMBERS

AREA AND PERIMETER OF CIRCLES

VISUALIZING SOLID SHAPES AND EULER'S FORMULA

MIXED QUIZZES

DIRECT & INVERSE PROPORTIONS PART-1

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