Michael J. answered 03/22/15
Tutor
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Effective High School STEM Tutor & CUNY Math Peer Leader
[(6t)2]6
Expand everything that is inside bracket.
[(6t)(6t)]6 =
(36t2)6
Raise the base number to the power of 6 and multiply the exponent of t by the power of 6.
(36)6 * t12 =
(62)6 * t12
Multiply the exponent of base number 6 by 2.
612 * t12