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anonymous

  • 4 years ago

The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder? Use the formula A = 2(pi)r^2 + 2rh

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  1. anonymous
    • 4 years ago
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    did you want the steps or just the sol.

  2. anonymous
    • 4 years ago
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    just the solution

  3. anonymous
    • 4 years ago
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    doing it on paper.

  4. anonymous
    • 4 years ago
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    \[2 \pi \left(12 x^2-5 x-2\right) \]

  5. anonymous
    • 4 years ago
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    i got two roots.. and i'm not sure what i did wrong.. sorry

  6. anonymous
    • 4 years ago
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    @mattt9 The problem expression is not an equation equated to zero.

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