Mathematics is like music – Enjoy it!!!
Question 1: Write the answer of each of the following questions: What is the name of horizontal and the vertical lines drawn to determine the position of any point in the Cartesian plane? What is the name of each part…
Read MoreQuestion 2: (Street Plan) : A city has two main roads which cross each other at the centre of the city. These two roads are along the North-South direction and East-West direction. All the other streets of the city run…
Read MoreQuestion 1: How will you describe the position of a table lamp on your study table to another person? Activity 1 Question 2
Read MoreActivity 1: Draw a plan of the seating in your classroom, pushing all the desks together. Represent each desk by a square. In each square, write the name of the student occupying the desk, which the square represents. Position of…
Read MoreExample 3: Locate the points (5, 0), (0, 5), (2, 5), (5, 2), (–3, 5), (–3, –5), (5, –3) and (6, 1) in the Cartesian plane. Example 4: Plot the following ordered pairs of number (x, y) as points in…
Read MoreExample 1: See Fig. 3.11 and complete the following statements: The abscissa and the ordinate of the point B are _ _ _ and _ _ _, respectively. Hence, the coordinates of B are (_ _, _ _). The x-coordinate…
Read MoreExample 18: Rationalise the denominator of 1/ (2 + √3) Example 19: Rationalise the denominator of 5 / (√3 – √5) Example 20: Rationalise the denominator of 1/ (7 + 3√2) Example 17 Example 21
Read MoreExample 17: Rationalise the denominator of 1/√2⋅ Example 16 Example 18, 19, 20
Read MoreExample 16: Simplify the following expressions: (i) (5+ √7)(2+ √5) (ii) (5+ √5)(5− √5) (iii) (√3+ √7)2 (iv) (√11− √7)(√11+ √7) Example 12, 13, 14, 15 Example 17
Read MoreExample 12: Check whether 7 √5, 7/√5 , √2 +21, π − 2 are irrational numbers or not. Example 13: Add 2√2+5√3 and √2–3√3. Example 14: Multiply 6√5 by 2√5. Example 15: Divide 8√(15) by 2√3. Example 11 Example 16
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