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Jika ; , maka

Jika a minus a to the power of negative 1 end exponent equals 4a plus a to the power of negative 1 end exponent equals 5, maka 4 a squared minus 4 over a squared equals....

Jawaban:

Diketahui:

a minus a to the power of negative 1 end exponent equals 4 a plus a to the power of negative 1 end exponent equals 5 

Dengan faktorisasi bentuk aljabar menggunakan selisih dua kuadrat maka dapat ditentukan:

table attributes columnalign right center left columnspacing 0px end attributes row cell 4 a squared minus 4 over a squared end cell equals cell 4 open parentheses a squared minus 1 over a squared close parentheses end cell row blank equals cell 4 open parentheses a squared minus a to the power of negative 2 end exponent close parentheses end cell row blank equals cell 4 open parentheses a squared minus open parentheses a to the power of negative 1 end exponent close parentheses squared close parentheses end cell row blank equals cell 4 open parentheses a minus a to the power of negative 1 end exponent close parentheses open parentheses a plus a to the power of negative 1 end exponent close parentheses end cell row blank equals cell 4 cross times 4 cross times 5 end cell row blank equals 80 end table 

Dengan demikian, diperoleh Error converting from MathML to accessible text..

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