B
banhuyentrang123


Đề yêu cầu rút gọn biểu thức
a) a^4/3 (a^-1/3 + a^2/3) / a^1/4 (a^3/4 + a^-1/4)
b) b^1/5 (sqrt[5]{b^4} - sqrt[5]{b^-1} / b^2/3 (sqrt[3]{b} - sqrt[3]{b^-2}
c)a^1/3 b^-1/3 - a^-1/3b^1/3 / sqrt[3]{a^2} - sqrt[3]{b^2}
d) a^1/3 sqrt[2]{b}+ b^1/3 sqrt[2]{a} / sqrt[6]{a}+ sqrt[6]{b}
a) a^4/3 (a^-1/3 + a^2/3) / a^1/4 (a^3/4 + a^-1/4)
b) b^1/5 (sqrt[5]{b^4} - sqrt[5]{b^-1} / b^2/3 (sqrt[3]{b} - sqrt[3]{b^-2}
c)a^1/3 b^-1/3 - a^-1/3b^1/3 / sqrt[3]{a^2} - sqrt[3]{b^2}
d) a^1/3 sqrt[2]{b}+ b^1/3 sqrt[2]{a} / sqrt[6]{a}+ sqrt[6]{b}
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