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Tag Archives: Challenging
Challenging Trigonometry Question (ACS(I) Sec 3)
Solution: (a) Using the formula, Crossmultiply, (b) The trick here is to break up into Range: Since is acute (1st quadrant), is positive.
Posted in bishan maths tuition, bishan maths tutor, group tuition maths
Tagged Alpha, Beta, Challenging, difficult, tough, Trigonometry
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Logarithm and Exponential Question: A Maths Question
Question: Solve Solution: Using calculator, and leaving answers to at least 4 s.f., Lg both sides, (3 s.f.) Check answer (to prevent careless mistakes): Since LHS=RHS, we have checked that our answer is valid.
Challenging Geometry E Maths Question — St Andrew’s Sec 3 Maths Tuition Question
Question: ABCD is a rectangle. M and N are points on AB and DC respectively. MC and BN meet at X. M is the midpoint of AB. (a) Prove that and are similar. (b) Given that area of : area … Continue reading
O Level Logarithm Question (Challenging)
Question: Given , find the value of . Solution: Working with logarithm is tricky, we try to transform the question to an exponential question. Let Then, we have . Here comes the critical observation: Observe that . Divide throughout by … Continue reading