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PRE NATIONAL EXAMINATIONS FORM II & IV PRE NATIONAL EXAMINATIONS FORM II & IV Examinations are tests which aim to determine the ability of a student. Academically, an examination is an official test of knowledge. Different types of Examinations are conducted all over the world for evaluating a person’s skills and intelligence. Examinations are usually … Read more
Advantages and Disadvantages of Exams Examinations are tests which aim to determine the ability of a student. Academically, an examination is an official test of knowledge. Different types of Examinations are conducted all over the world for evaluating a person’s skills and intelligence. Examinations are usually written tests, although some may be practical or have … Read more
NACTE Diploma and Certificate Selection 2021/2022 Who We Are? The National Council for Technical Education (NACTE) is a corporate body established by the National Council for Technical Education Act, 1997 (Act No. 9 of 1997).The Act provides a legal framework for the Council to coordinate provision of technical education and training and establish an efficient … Read more
10 Best Tips For Winning Abroad Scholarships Don’t let study abroad costs get you down. A common misconception about study abroad is that it is unaffordable, but guess what? There are literally thousands of study abroad scholarships and grants out there, just waiting for you to apply for them! And who doesn’t love free money? … Read more
LOGIC LOGIC (II) SENTENCE HAVING A GIVEN TRUTH TABLE Example.1 Find a sentence which has the following truth table P Q – T T T T F T F T T F F F Step: 1. Mark lines which are T in last column 2. Basic conjunction of P and Q 3. Required sentence is … Read more
TRIGONOMETRY(II) iii) Consider = But = = = Alternative: Using = Dividing by cos3θ numerator and denominator Applications of the double and triple formulae A. Proving Identities Examples: Prove the following identities (i) + (ii) = (iii) Solution(i) I. Proof Dealing with L.H.S = =cos2A+cos2A-sin2A =2cos2A-sin2A – =2 – = R.H.S II. Solution(ii) Dealing with … Read more
TRIGONOMETRY Trigonometry is the study of angle measurement and functions that depends on angle. The fundamental trigonometric ratios are Sine (sin) Cosine (Cos) Tangent (Tan) Others are cosecant (cosec) Secant (sec) Cotangent (cot ) Let θ be the angle in a right angled triangle; then we say Sin θ COS θ Tan θ And = … Read more
LOGIC Logic concerns with the study of analysis of methods of reasoning which lead to certain conclusion or statement. Example If it rains today we shall play football. It rained we did not play football Simple and compound sentence Consider the following sentence i) The medians of a triangle meet at a point ii) The … Read more
LINEAR PROGRAMING Is a branch of mathematics which enables one to solve problems which either the greatest or minimum/least value of a certain quantity is required under some given limitations or constraints. Example In a big – organization, decision about distribution in order to realize maximum profit or reduce costs of production are done by … Read more
ALGEBRA Indices (law of exponents) Three basic rules including the Indices are: i) am x an = am + n ii) am ÷ an = am – n iii) (am) n = am Negative indices Consider a5 ÷ a2 = a5 – 2 = a3 = a2 ÷ a5 = a2 – 5 = a … Read more