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Question:

Solve: $5988_w42_h21.png$

A −27
Explaination

Remember the basic rules of exponents:
$2723_w119_h16.png$
$1234_w222_h21.png$
When you multiply a negative and a negative you get a positive:
=$9564_w68_h18.png$
When you multiply a negative and a positive you get a negative: = −27