is pi * 3^2 =9 or =28

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is pi * 3^2 =9 or =28

Guest Aug 27, 2014

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Best Answer

Remember order of operation

PEDMAS

Parenthesis, exponents, (division and multiplication) (addition and subtraction)

The exponent ^ must be done before the multiplication *

$$\\\pi*3^2\\
=\pi*9\\
=9\pi\\
\approx 28.27$$

Melody Aug 27, 2014

Melody · Answer 1 · 2014-08-27T11:46:48

Remember order of operation

PEDMAS

Parenthesis, exponents, (division and multiplication) (addition and subtraction)

The exponent ^ must be done before the multiplication *

$$\\\pi*3^2\\
=\pi*9\\
=9\pi\\
\approx 28.27$$