JSS 1 Mathematics Third Term Week 3 Topic: SIMPLE EQUATIONS Do you go blank when you see x, y and z in mathematics? Well, this is your abc to solving equations. Solving simple equations In an equation, letters stand for a missing number. To solve an equation, find the values of missing numbers. A typical
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S.S.1 THIRD TERM MATHEMATICS WEEK 1 Topic: MENSURATION CUBES A cube is a solid of uniform cross-section. It is formed by squares and has 8 vertices. An example is processed cubed sugar. The length of a side of a cube is ‘e’ which is the length of all sides since a cube is formed with
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JSS 1 Mathematics Third Term Week 1 Topic: STATISTICS 1 – PURPOSE AND DATA COLLECTION The need for statistics – Statistical data Suppose a stranger asks you for information about yourself. You could say lot of things. For example: your name, the town you live in; the school you go to; what you ate last
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If you are a student of Mathematics or Further Mathematics, then you cannot help but come across trigonometric identities – Sine, Cosine and Tangent. So what should you do when they are presented in mathematical problems? Just hold on, dear student, live and learn. Because sine, cosine, and tangent are functions (trig functions), they can
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Should you be wondering who this is, well, he is no other than Mr Bill Gates. Together with his wife, Melinda, they write a letter annually of their expectations for the year. And this year’s letter is primarily directed at young people everywhere, read the excerpt below: ….We are dedicating this year’s letter to talking
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JSS 3 Mathematics Second Term Week 8 Topic: EVERYDAY STATISTICS Measures of Central tendency Introduction A measure of central tendency is a single value that attempts to describe a set of data by identifying the central position within that set of data. As such, measures of central tendency are sometimes called measures of central location.
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JSS 3 Mathematics Second Term Week 7 Topic: SINE AND COSINE OF ANGLES The sine (abbreviated “sin“) and cosine (“cos“) are the two most prominent trigonometric functions. All other trig functions can be expressed in terms of them. In fact, the sine and cosine functions are closely related and can be expressed in terms of each other. Definition
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SSS 3 SECOND TERM MATHEMATICS Topic: USE OF CUMULATIVE FREQUENCY TO ESTIMATE PERCENTILES INCLUDING MEDIUM The cumulative frequency curve (Ogive) can be used to estimate the median, the quartiles and percentiles of a grouped data. The median is the mark that corresponds to the middle item (i.e. the mark half-way up the distribution). So to
JSS 3 Mathematics Second Term Week 3 Topic: COMPOUND INTEREST Simple Interest Interest is the payment given for saving money. It can also be the price paid for borrowing money. When interest is calculated on the basic sum of money saved (or borrowed) it called simple interest. To find the simple interest, use this formula:
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JSS 2 Mathematics Second Term Week 5 Topic: SOLVING EQUATIONS Solving Equations (1) 2x – 9 = 15 is an equation in x. x is the unknown in the equation. 2x – 9 is on the left-hand side (LHS) of the equals sign and 15 is on the right-hand side (RHS) of the equal sign.
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