All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Required number of ways (ii) Number of ways for both brother are in [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) interval = Order the list of 10000 regular customers, then randomly [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (a) (i) Locus of z is a circle with centre (-5, 1) and radius 4. (ii) By [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (a) Required Distance (b) Required Expression To finish at least [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. Using partial fractions formula found in MF15, Let Using GC, Personal [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) (ii) At P, Equation of tangent: At D, Therefore, . Midpoint of As [...]
One of my Anglo Chinese Junior College (ACJC) student just told me he got 99th percentile for the recent Math Midyears but is still worried for Prelims. This is partly because they were only [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) Using Pythagoras’ Theorem, we have When , (ii) Using GC, (iii) [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) When , (ii) When . (iii) (a) When , (b) When , to 3 d.p. (iv) Let [...]
All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. (i) direction of l Since planes p and q are perpendicular, the normal [...]
