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解:原式?$= 10^{7×2}$?
?$ = 10^{14}$?
$解:原式?= z^{4×4}?$
$? = z^{16}?$
$解:原式?= (-y)^{3×4}$
$? = (-y)^{12}$
$?= y^{12}$
解:原式?$=a^{m×4}$?
?$ =a^{4m}$?
解:原式?$= (x-y)^{3×4}$?
?$ = (x-y)^{12}$?
解:原式?$= 10^{3×2×4}$?
?$ = 10^{24}$?
解:原式?$=-x^{2+3×2+1}$?
?$ =-x^9$?
$解:原式?= x^{2+4}+x^{3×2}?$
$? = x^6+x^6?$
$? = 2x^6?$
A
C