3x−x=y5 Maka y2x = ....

Pertanyaan

$\style{font-size:14px}{3\sqrt x-\sqrt x=y\sqrt5}$

Maka $\style{font-size:14px}{\frac x{y^2}}$ = ....

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

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

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