Pertanyaan

Nilai dari ( 8 ) 3 1 + ( 25 ) 2 1 ( 125 ) 3 1 − ( 81 ) 4 1 = ....

Nilai dari $\frac{( 125 ) ^{\frac{1}{3}} - ( 81 ) ^{\frac{1}{4}}}{( 8 ) ^{\frac{1}{3}} + ( 25 ) ^{\frac{1}{2}}}$ = ....

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$begin mathsize 14px style fraction numerator left parenthesis 125 right parenthesis to the power of 1 third end exponent minus left parenthesis 81 right parenthesis to the power of 1 fourth end exponent over denominator left parenthesis 8 right parenthesis to the power of 1 third end exponent plus left parenthesis 25 right parenthesis to the power of 1 half end exponent end fraction end style$
$begin mathsize 14px style equals fraction numerator open parentheses 5 cubed close parentheses to the power of 1 third end exponent minus open parentheses 3 to the power of 4 close parentheses to the power of 1 fourth end exponent over denominator open parentheses 2 cubed close parentheses to the power of 1 third end exponent plus open parentheses 5 squared close parentheses to the power of 1 half end exponent end fraction equals fraction numerator 5 minus 3 over denominator 2 plus 5 end fraction equals 2 over 7 end style$