In this video, we solve the exponential equation 3
⋅ 7
2 = 21 3 x ⋅7 x 2
=21 step-by-step! 📈 We’ll break down how to approach equations where exponents involve both linear and quadratic terms, and use smart substitution to simplify.
✅ What you’ll learn:
How to simplify exponential expressions
Smart substitution tricks
Using logarithms to solve non-linear equations
Logical checking of roots
This is a great practice problem for anyone learning algebra, preparing for exams, or just enjoying math puzzles.
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