Mathematics by Infinity

Unlock the fastest method to solve this interesting math problem!
We find the value of x for which the expression x + 4x² becomes minimum — a concept from Applications of Derivatives / Quadratic Optimization.
Perfect for Class 10, 11, 12, competitive exams & math lovers!
Watch till the end and boost your maths learning with Mathematics by Infinity.
Let’s make maths simple, easy, and fun!

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