book Maths Puzzle Numerical Ability

Two multiplied bythree to the third power equals 58 wiht no grouping symbols how do you get an answer of 4374 or 279,936 using grouping symboles?Otherwise known as parenthasis or

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book Other Question

Could you please help me on mulitiplying and dividing negative numbers and the fraction like ones. Thank You this is a big help to me! 4 2 2
X - 4x y
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4 3 2 2
x -4x y+4x y