exam Maths Puzzle Numerical Ability

the lateral surface area of a right circular cone of base radius r units and height h units is S square units where S= pie r square root of r^2+h^2. solve this formula for h and r.

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exam Other Question

Explain the relevance and application of exponential functions in real-life situations. Identify the the conic section write in standard form, graph and label all verticfes and asymptotes.
4x^2-9y^2+2x+y+3=0