1. ลองทำดู เขียนคำตอบของระบบส 1. \( x+y=3 \) และ \( 2 x-y=8 \) ตอบ

5. \( \left(16 x^{2}\right)^{-1} \)

В ар иант 2 1. Преобразуйте в многочлен. а) \( (x-6)^{2} ; \)

What is the solution to the equation? \( \sqrt[3]{2 x+5}=5 \) A. 240 B. 65 ( \( ) 60 \) D. 6 D. 5

uisl 3 a) \( x^{2}-12=0 \) b) \( 4 x^{2}-7 x=0 \) c) \( 6 x+12 x^{2}=0 \)

Enter the correct answer in the box. Rewrite the expression \( 2 \sqrt[4]{x^{7}} \) using rational exponents. \( \begin{array}{lll}\frac{\square}{\square} & \text { (ㅁ) } \mid \text { 미 } \square^{\square} \mid+--\end{array} \)