Questions asked by Gemma S.

Questions asked by Gemma S.

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What is the derivative of $y = \frac{x^{2} + 4 x + 3}{\sqrt{x}}$ $y = (x^2+4x+3)/sqrtx$ ?
What is the derivative of $y = x^{2} ln (2 x)$ $y = x^2 ln(2x)$ ?
Find y' and y''? $y = x^{2} ln (2 x)$ $y = x^2ln(2x)$
A piece of wire 60 cm in length is cut into two pieces. The first piece forms a rectangle 5 times as wide as it is long. The second piece forms a square. Where should the wire be cut to? 1)minimize the total area 2)maximize the total area