Đáp án: a =1
b=1215
c=3/16
d=-27
Giải thích các bước giải:
Đáp án:
a, 4^2.4^3 / 2^10
=(2^2)^2.(2^2)^3/ 2^10
=2^4.2^6/2^10
=2^10/2^10 =1
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