1. Ali mula mengulangkaji mata pelajaran matematik pada pukul 8.10 p. m. Dia tamat mengulangkaji pada pukul 10.05 p. m. Berapa lamakah Ali
mengulangkaji mata pelajaran matematik?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =