From Math Queen.

In this math video I (Susanne) explain how to solve a challenging exponential equation using a clean substitution method. If you’re preparing for Cambridge, Oxbridge interviews, STEP, MAT, ENGAA, or university entrance exams, this is perfect practice. Mathematics explained.

00:00 Intro – Cambridge Test Question
0:30 Simplifying Powers
7:10 Substitution
8:55 Quadratic Equation
12:01 Substitution
15:01 See you later!

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