Find the Missing Area in This Puzzle!

From Math Queen. In this math video I (Susanne) explain how to find the area in an area maze. We explore the connections between the sides and areas of the rectangles and solve the puzzle. Mathematics explained. 00:00 Intro – Math Puzzle 0:25 Solution 1:53 System of Equations 5:10 Connection between rectangles 9:11 See you…

10th Grade Exam from Germany – Can you solve it?

From Math Queen. In this math video I (Susanne) explain how to solve a real 10th grade exam problem from Germany using sine, cosine, and tangent to find an angle. Perfect practice for your math exam! Mathematics explained. 00:00 Intro – 10th Grade Exam 1:38 Solution 2:49 Trigonometry 6:40 Sine in a right triangle 10:24…

Solve This And Get a FREE Burger! 🍔

From Math Queen. In this math video I (Susanne) explain how to calculate this expression with Sigma and factorial. In 2020, a fast-food chain challenged people with a math expression, promising a free burger if you could solve it. Let’s take a look at the puzzle and work it out together! Mathematics explained. 00:00 Intro…

University Calculus: How to Differentiate x^x

From Math Queen. In this math video I (Susanne) explain how to find the derivative of x^x step by step! In this video, we show how to rewrite x^x as an exponential function and then calculate its derivative using the chain rule and product rule. Perfect for university calculus students and anyone looking to master…