Latih Diri 2.1b 1. Tentukan sama ada
(a) 3,5 dan 7 ialah faktor perdana bagi 30 atau bukan.
(b) 3, 5 dan 9 ialah faktor perdana bagi 54 atau bukan.
2. Senaraikan semua faktor perdana bagi setiap nombor yang berikut.
(a) 36
(4) 48
(C) 58
99
3. Ungkapkan setiap nombor yang berikut dalam bentuk pemfaktoran perdana.
(a) 42
(b) 96
(c) 120
(d) 135

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice