PdP BERKESAN untuk MATEMATIK TAMBAHAN 2014

PdP BERKESAN MATEMATIK TAMBAHAN 2014UNTUK GURU-GURU DAERAH GOMBAK

Fokus Bengkel 2BEAMSWhat STRATEGIESWHAT QUESTIONS? CALCULATORS?

BEAMS MODULENegative NumbersFractionsAlgebraic Expressions/FormulaeLinear EquationsIndicesCoordi ates and graphs of functionsLinear InequalitiesTrigonometry

Division of Fractions

Fokus Bengkel Intervensi24Whats wrong?What questions can you answer?What if?Whats the question if you know the answer?

ContohApabila diminta menyelesaikan (a) 8m m, dan (b) 5x + 3y, Raja menunjukkan jawapan seperti berikut:

Whats wrong?

(a) 8m m (b) 5x + 3y = 8 = 8xy

Terdapat kesilapan dalam jawapan Raja.Jelaskan kesilapan dalam jawapan Raja. Tunjukkan jawapan anda.

2 kg bungkusan tanah yang berharga RM5 boleh diguna untuk menanam 4 pohon bunga dalam pasu.

Tuliskan dua soalan yang boleh anda jawab menggunakan maklumat yang diberi. Soalan 1:

Soalan 2:Cari jawapan kepada soalan-soalan anda. Tunjukkan langkah-langkah penyelesaiana anda.

ContohWhat questions can you answer?

Diberi y = 2x. Cari nilai x apabila y > x + 3?Apakah nilai x sekiranyay = 4x -6?y = - x?y = - 2x?y = - 3x?Janakan 5 lagi soalan sekiranya dan jawab soalan itu.Perhatikan sebarang pola atau pemerhatian dan janakan satu peraturan menyelesaikan ketaksamaan linear.What if?Contoh

STRATEGIES1 APPLYING DIFFERENT SOLVING METHODS2 WHATS WRONG ?3 WHAT IF.4 WHAT QUESTIONS CAN YOU ASK ?TIPS TO HELP STUDENTS

WHAT QUESTIONS CAN YOU ANSWER?1 What is the maximum value of y?2What is the value of k? 3 From the function f(x) = ( x 2) 2 + 3k, what is the maximum value of f(x)?4 What is the value of xm when y is maximum?5 Express f(x) in the form ax2+ + bx+c and vice versa.

WHAT QUESTIONS CAN YOU ANSWER?6 What is the roots of the function?7 How to determine the value of p?8 Give the formula to determine the solution of f(x) =0.9 What is the significance of the formula?10 How to determine sum of two roots and product of two roots?11

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