Quote:
Originally Posted by Bill Verburg
see, we already have one wrong answer
the unary minus is not included in the exponential operation
the correct answer is -9
for the minus to be included in the exponential operation it must be in a parenthesis
(-3)²
-3 x -3
9
-3²
-3 x 3
-9
and no you can not arbitrarily add a parenthesis nor is it implied or implicit
no wonder this country is falling behind the rest of the world
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tsk tsk . .
Capitalization and punctuation - no wonder this country is falling behind the rest of the world.
