3x​−x​=y5​ Maka y2x​ = ....

Pertanyaan

begin mathsize 14px style 3 square root of x minus square root of x equals y square root of 5 end style

Maka begin mathsize 14px style x over y squared end style = ....

  1. begin mathsize 14px style 5 over 4 end style    

  2. begin mathsize 14px style fraction numerator square root of 5 over denominator 2 end fraction end style    

  3. begin mathsize 14px style 25 over 4 end style    

  4. begin mathsize 14px style square root of 5 over 2 end root end style    

N. Ayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Padang

Jawaban terverifikasi

Pembahasan

begin mathsize 14px style 3 square root of x minus square root of x equals y square root of 5 2 square root of x equals y square root of 5 fraction numerator square root of x over denominator y end fraction equals fraction numerator square root of 5 over denominator 2 end fraction end style

Maka jika kedua ruas dikuadratkan

begin mathsize 14px style open parentheses fraction numerator square root of x over denominator y end fraction close parentheses squared equals open parentheses fraction numerator square root of 5 over denominator 2 end fraction close parentheses squared x over y squared equals 5 over 4 end style    

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x3​+y3​−z3​=0 Maka x + y = ....

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