Simplify (3( square root of 16-2))/2-15

Math
3(16-2)2-15
Simplify each term.
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Simplify the numerator.
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Rewrite 16 as 42.
3(42-2)2-15
Pull terms out from under the radical, assuming positive real numbers.
3(4-2)2-15
Subtract 2 from 4.
3⋅22-15
3⋅22-15
Multiply 3 by 2.
62-15
Divide 6 by 2.
3-15
3-15
Subtract 15 from 3.
-12
Simplify (3( square root of 16-2))/2-15

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