(6.) Evaluate: \( -4\left(x^{3}-3\right)+3 x \) when \( x=-3 \)

1) \( (0,1)^{2 x}=10 \)

b. प्रमाणित गर्नुहोस (Prove that): \( \frac{1}{1-\mathrm{x}^{\mathrm{a}-\mathrm{b}}}+\frac{1}{1-\mathrm{x}^{\mathrm{b}-\mathrm{n}}}=1 \)

(iii) \( -2 p^{3}-3 p^{2}+4 p+7 \)

Si \( a = 4 \), ¿cuál es el valor de \( a^2 \)?

Exercise 3.17 Determine if each one of the following system of linear equations has unique solution, no solution or infinitely many solutions. \( \begin{array}{ccc}x-y=1 & \text { b. } \begin{array}{c}x+y=1 \\ 2 x+3 y=4\end{array} & \begin{array}{c}x-2 y=1 \\ x+y=5\end{array} \\ \begin{array}{l}\text { a. } \\ x+4 y=2\end{array}\end{array} \)