ALGEBRA – BINARY OPERATIONS This is the operation in which the two numbers are combined according to the instruction The instruction may be explained in words or by symbols e.g. x, *, – Bi means two Example1. Evaluate (i) 5 x 123 Solution: 5 x 123 = 5(100 + 20…

# Category: Basic Mathematics Study Notes

## MATHEMATICS FORM 1 – DECIMALS AND PERCENTAGES

DECIMALS AND PERCENTAGES Are fractions of tenth, they are written using a point which is a result of division of a normal fraction E.g. 0.34, 0.5, 0.333——– In the fraction 0.2546 the place values are Ones 0 Tenth 2 Hundredths 5 Thousandths 4 Ten Thousandths 6 Decimals can…

## KILOSA DISTRICT COUNCIL, FORM FOUR PRE-NATIONAL EXAMINATIONBASIC MATHEMATICS

THE UNITED REPUBLIC OF TANZANIA PRESIDENT’S OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT KILOSA DISTRICT COUNCIL FORM FOUR PRE-NATIONAL EXAMINATION BASIC MATHEMATICS 041 TIME:3:00 Hours Thursday 22nd,August 2019 INSTRUCTIONS This paper consists of section A and B with a total of fourteen questions (14) Answer all questions from both sections….

## KILOSA DISTRICT COUNCIL, FORM FOUR PRE-NATIONAL EXAMINATION – BASIC MATHEMATICS

THE UNITED REPUBLIC OF TANZANIA PRESIDENT’S OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT KILOSA DISTRICT COUNCIL FORM FOUR PRE-NATIONAL EXAMINATION BASIC MATHEMATICS 041 TIME:3:00 Hours Thursday 22nd,August 2019 INSTRUCTIONS This paper consists of section A and B with a total of fourteen questions (14) Answer all questions from both sections….

## BASIC MATHEMATICS TERMINAL EXAMINATIONS FORM IV

PRESIDENT’S OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT MARY WILSON GIRLS’ SECONDARY SCHOOL BASIC MATHEMATICS TERMINAL EXAMINATIONS FORM 4 -2019 Duration: 02:30 Hours Friday , 14th June, 2019 INSTRUCTIONS This paper consists of section A and B. Answer all questions in section A and any four (4) questions from section B….

## FORM TWO MOCK – EXAMINATION: AUGUST 2020 | BASIC MATHEMATICS

PRESIDENT’S OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT ITILIMA DISTRICT COUNCIL FORM TWO MOCK- EXAMINATION: AUGUST 2020 041 BASIC MATHEMATICS TIME 2:30 HRS Tuesday 4TH August 2020 am Instructions Answer all questions 1. (a) Write the number 0.002758 correct to (i) 3 significant figures (ii) 2 decimal places (iii) mathematical…

## ITILIMA DISTRICT COUNCILFORM FOUR MOCK EXAMINATION041 | BASIC MATHEMATICS

Time: 3 Hours Tuesday 14th, July 2020 a.m Instructions 1.This paper consist of section A, and B with total of fourteen (14) questions 2. Answer ALL questions in both sections. 3. NECTA mathematical tables may be used 4. Write your Examination Number on every page of your answer sheet(s)…

## NUMBERS

What is numbers? Numbers are symbols or words which represent quantity of something for example in form 1B there are forty four students. i.e. 44 students The numbers are represented by symbols called numerals.Each symbol in a numeral is called a digit.E.g. In 256 there are three digits 2, 5,…

## Form 4 Mathematics – LINEAR PROGRAMMING

LINEAR PROGRAMMING SIMULTANEOUS EQUATIONS Solving simultaneous equations graphically, the solution is given by the point of intersection of the two lines. Examples 1. Solve graphically the following simultaneous equations. 2x – y = 1 3x+3y =6 Equation 1 2x – y = 1 X intercept, y= 0 2x – y…

## Form 4 Mathematics – MATRICES

MATRICES Operations on matrices A matrix represents another way of writing information. Here the information is written as rectangular array. For example two students Juma and Anna sit a math Exam and an English Exam. Juma scores 92% and 85%, while Anna scores 66% and 86%. This can be written…

## Form 4 Mathematics – VECTORS

VECTORS Displacement and Position Vectors. Displacement Examples of vector quantities are displacement, Velocity, acceleration, force, momentum, electric field and magnetic field. Quantities which have magnitude only scalars, for example distance, speed, Pleasure, time and temperature. Sometimes a single. Small letter with a bar below like a or a like a…

## Form 4 Mathematics – TRIGONOMETRY

TRIGONOMETRY Trigonometrical ratios in a unit circle The three trigonometrical ratios of sine, cosine and tangent have been defined earlier, using the sides of a right-angled triangle as follows If A is an angle as shown Consider a circle of units subdivided into four congruent sectors of the coordinate axes…

## Form 4 Mathematics – PROBABILITY

PROBABILITY Defn: Probability is a branch of mathematics which deals with and shows how to measure these uncertainties of events in every day life. It provides a quantitative occurrences and situations. In other words. It is a measure of chances. Probability set and Event Suppose that an experiment of tossing…

## Form 4 Mathematics – THREE-DIMENSIONAL FIGURES

THREE-DEMENSIONAL FIGURES INTRODUCTION A three dimensional figure is a solid figure having three measures. Some examples are pyramids, cylinders, prisms, cubes and cuboids. – Apart from three dimensional figures, there are also one and two dimensional figures. Examples A line is one – dimensional. There is one direction to move…

## Form 4 Mathematics – AREAS AND VOLUMES

AREAS AND VOLUMES AREAS CASE 1.Right angled triangle Area = ½ b x h 2. Triangle with altitude that lies within the triangle Area 0f Δ ABC = ½ bh + ½ d h = ½ h(b + d) = ½ hL 3. A triangle where the altitude…

## Form 4 Mathematics – COORDINATE GEOMETRY

COORDINATE GEOMETRY Exercise 1. Plot the following point. P (2,2), T (-1, -2), L (2, -1) 2. In which quadrants is the? a. Abscissa positive? I b. Ordinate negative III c. Abscissa negative II d. Ordinate positive I e. Abscissa negative and ordinate negative? III EQUATIONS IN A STRAIGHT LINE…