Find the approximate change in the surface area of a cube of side x metres caused by decreasing the side by 1%

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asked Jan 22, 2018 in Mathematics by sforrest072 (157,439 points) 63 448 1260

Find the approximate change in the surface area of a cube of side x metres caused by decreasing the side by 1%

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answered Jan 22, 2018 by mdsamim (213,225 points) 5 10 21
selected Jan 22, 2018 by sforrest072
 
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The surface area of a cube (S) of side x is given by S = 6x2.

Hence, the approximate change in the surface area of the cube is 0.12x2 m2.

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