Chapter 1 Sets and Functions Exercise 1.1 Write each of the following sets (i) in set builder form (ii) in listing its elements. (1) The set N of natural numbers. (2) The set J of all positive integers.

19.The line 3x + 4y=12 cuts the Y-axis at A.(0,2) B.(2,0) C.(3,0) D.(0,3) E.(0,4) Which of the following points, lies on the line 2x+y=6? (1,4) 2.(0,6) 3.(2,0) A.1 only B. 2only C. 1and3 only D. 2and3

Answer any FOUR questions. (32 marks) (a) (i) Define buffer solution. (ii) Calculate the pOH of a buffer solution containing 0.2 mole of ethanoic acid (pKa=3.8) and 0.05 mole of sodium ethanoate per 200

Ratio, proportion and Variation 4 gallons : 6 quarts=………. A. 2:3 B. 8:3 C. 4:6 D. 3:8 E. None of these 6600 feet : 2 miles =………… A. 8:5 B. 5:8 C. 33:1 D. 22:1 E.3300:1 If 1/2x+y=2x, then x:y=………. A. 1:2

Sets and Functions Exercise 1.1 Write each of the following sets (i) in set builder form (ii) in listing its elements. (1) The set N of natural numbers. (2) The set J of all positive integers. (3) The

1.e set J of all positive integers. (3) The set P of all prime numbers. (4) The set A of all positive integers that lie between 1 and 13. (5) The set B of real numbers which satisfy the equation 3x2 +

.(4,-5) B.(4,0) C.(0,-5) D.(-4,-5) E.(-4,5) 3.The point in the X-axis is A.(-1,6) B.(1,-6) C.(-1,-6) D.(0,6) E.(6,0) Which pair of points given below will determine a vertical line? A.(3,5) and (-3,5)

Sets The set A = { x\ x2 – 7x + 12 =0 } is A.{ 3 , 4 } B. { -3 , 4 } C.{ 3 , -4 } D.{ -3 , -4 } E. None of them 2.The element(s) of A ={ (x,y)\ x+y=8 where x and y are positive integers and x≥ y} is (1,3)

(5) The unit of speed and velocity are the _____ . (6) If the starting point and the end point are the same , the displacement is _____ . (7) A body with decreasing positive velocity has a _____ acceleration.

Answer any FOUR questions. (32 marks) (a) (i) Define buffer solution. (ii) Calculate the pOH er 200 cm3 of solution. (b) (i) Define the electrical energy and the mechanical energy. (ii) Calculate the heat

(e) State the nature of a nerve and a synapse. (OR) Explain how vegetative propagation takes place in strawberry and potato. (f) Clarify what you understand of diploid and haploid condition in cell division.

9Maeach line which contains each pair of points listed below. (a) (0,0) and (8,4) (b) (10,5) and (6,78) (c) (2,-2) and (4,2) (d) (0,3) and (-2,3) (e) (-2,0) and (0,6) (f) (15,6) and (-2,23) (g) (-5,7)

9Math Q04-1001 Chapter 4 Logarithms If the number 31200 is put in the form 3.12 ×10n, the value of n is A. 1 B. 2 C. 2 D. 4 E. 5 The scientific notation 3.5 ×103 multiplied by 3 is A. 1.05 ×102 B.1.05×1010

G10, Physics First Semester Test Time Allowed (45)minutes Answer All Questions Fill in the blanks. (5 marks) (1) The value of gravitational constant is ………. .m3kg-1s-2. (2) A unit vector has the magnitude

G10, Physics First Semester Test Time Allowed (45)minutes Answer All Questions Fill in the blanks. (5 marks) (1) The unit of gravitational constant is ………. . (2) A unit vector hld pulling a toy car with

9MathQ02-3,5Text Chapter 2 Exercise 2.1 1.Find the slope of each line which contains each pair of points listed below. (a) (0,0) and (8,4) (b) (10,5) and (6,78) (c) (2,-2) and (4,2) (d) (0,3) and (-2,3)

Physics and Measurement Fill in the blank 1.A physical quantity must be expressed with its number and ……….. . 1.unit A unit is a ……….. quantity. 2.standard Mass is a ……..quantity. 3.basic 4.Area is a

9PhyQ03-1001 Chapter 3 Describing Motion Fill in the blank. (4 marks) (1) There are _____ main types of motion. (2) An accelerated body is one whose velocity is _____ . (3) The unit 〖cm s〗^(-1)is the unit

number 31200 is put in the form 3.12 ×10n, the value of n is A. 1 B. 2 C. 2 D. 4 E. 5 The scientific notation 3.5 ×103 multiplied by 3 is A. 1.05 ×102 B.1.05×1010 C. 1.05×103 D.1.05×109 E. 1.05×104 The

The point M(0,5) bisects the line joining P(4,0)and Q(x,y), then the coordinate of Q is A.(2,5) B.(4,5) C. (-4,10) D.(-4,-10) E.(-4,-5) 8.a and b ate two real numbers and a≠b, then the slope of the