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24 questions
Simplify
x8y4x28y12
x20y8
Simplify: (y3)−2
y1
y−6
y61
y2y3
Simplify: (y-4)-2
y6
y8
y-6
y-8
(4x4y2)3
16x241
64x12y6
y20625x16
16x20y81
(5x−6y2)4
x881y20
x8625y8
8x18y12
x24625y8
(3x4y2z5)4
81x16y8z20
27x6y3z9
9x6y2z7
12x8y6z9
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