📘 algebra,geometry

1. The problem involves evaluating two summations and expressing one summation in terms of another. 2. First, consider the summation $$\sum_{r=1}^3 (3r + 4)$$. This can be separate

1. Problem: Calculate the speed of the train and the time to cover 400 km. Step 1: Given speed calculation

1. نبدأ بحل التمرين الأول الذي يحتوي على 4 أسئلة متعددة الاختيارات. **السؤال 1:** الجداء 24 × 47 يساوي؟

1. Problem 12(a)i: Write down the gradient of the line $y=5x+2$. The gradient (slope) is the coefficient of $x$, which is $5$.